1638624000

素因数分解:

$2^8\times 3^1\times 5^3\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:161

約数の個数: 432

約数和(自身を含む): 5951915424

約数和(自身を除く): 4313291424

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 25, 26, 30, 32, 39, 40, 48, 50, 52, 60, 64, 65, 75, 78, 80, 96, 100, 101, 104, 120, 125, 128, 130, 150, 156, 160, 169, 192, 195, 200, 202, 208, 240, 250, 256, 260, 300, 303, 312, 320, 325, 338, 375, 384, 390, 400, 404, 416, 480, 500, 505, 507, 520, 600, 606, 624, 640, 650, 676, 750, 768, 780, 800, 808, 832, 845, 960, 975, 1000, 1010, 1014, 1040, 1200, 1212, 1248, 1280, 1300, 1313, 1352, 1500, 1515, 1560, 1600, 1616, 1625, 1664, 1690, 1920, 1950, 2000, 2020, 2028, 2080, 2400, 2424, 2496, 2525, 2535, 2600, 2626, 2704, 3000, 3030, 3120, 3200, 3232, 3250, 3328, 3380, 3840, 3900, 3939, 4000, 4040, 4056, 4160, 4225, 4800, 4848, 4875, 4992, 5050, 5070, 5200, 5252, 5408, 6000, 6060, 6240, 6400, 6464, 6500, 6565, 6760, 7575, 7800, 7878, 8000, 8080, 8112, 8320, 8450, 9600, 9696, 9750, 9984, 10100, 10140, 10400, 10504, 10816, 12000, 12120, 12480, 12625, 12675, 12928, 13000, 13130, 13520, 15150, 15600, 15756, 16000, 16160, 16224, 16640, 16900, 17069, 19200, 19392, 19500, 19695, 20200, 20280, 20800, 21008, 21125, 21632, 24000, 24240, 24960, 25250, 25350, 25856, 26000, 26260, 27040, 30300, 31200, 31512, 32000, 32320, 32448, 32825, 33800, 34138, 37875, 38784, 39000, 39390, 40400, 40560, 41600, 42016, 42250, 43264, 48000, 48480, 49920, 50500, 50700, 51207, 52000, 52520, 54080, 60600, 62400, 63024, 63375, 64640, 64896, 65650, 67600, 68276, 75750, 77568, 78000, 78780, 80800, 81120, 83200, 84032, 84500, 85345, 96000, 96960, 98475, 101000, 101400, 102414, 104000, 105040, 108160, 121200, 124800, 126048, 126750, 129280, 129792, 131300, 135200, 136552, 151500, 156000, 157560, 161600, 162240, 164125, 168064, 169000, 170690, 193920, 196950, 202000, 202800, 204828, 208000, 210080, 216320, 242400, 249600, 252096, 253500, 256035, 262600, 270400, 273104, 303000, 312000, 315120, 323200, 324480, 328250, 336128, 338000, 341380, 387840, 393900, 404000, 405600, 409656, 416000, 420160, 426725, 484800, 492375, 504192, 507000, 512070, 525200, 540800, 546208, 606000, 624000, 630240, 646400, 648960, 656500, 676000, 682760, 787800, 808000, 811200, 819312, 840320, 853450, 969600, 984750, 1008384, 1014000, 1024140, 1050400, 1081600, 1092416, 1212000, 1248000, 1260480, 1280175, 1313000, 1352000, 1365520, 1575600, 1616000, 1622400, 1638624, 1680640, 1706900, 1939200, 1969500, 2028000, 2048280, 2100800, 2133625, 2184832, 2424000, 2520960, 2560350, 2626000, 2704000, 2731040, 3151200, 3232000, 3244800, 3277248, 3413800, 3939000, 4056000, 4096560, 4201600, 4267250, 4369664, 4848000, 5041920, 5120700, 5252000, 5408000, 5462080, 6302400, 6400875, 6554496, 6827600, 7878000, 8112000, 8193120, 8403200, 8534500, 9696000, 10241400, 10504000, 10924160, 12604800, 12801750, 13108992, 13655200, 15756000, 16224000, 16386240, 17069000, 20482800, 21008000, 21848320, 25209600, 25603500, 27310400, 31512000, 32772480, 34138000, 40965600, 42016000, 51207000, 54620800, 63024000, 65544960, 68276000, 81931200, 102414000, 109241600, 126048000, 136552000, 163862400, 204828000, 273104000, 327724800, 409656000, 546208000, 819312000, 1638624000]

約数ペア:

[(1, 1638624000), (2, 819312000), (3, 546208000), (4, 409656000), (5, 327724800), (6, 273104000), (8, 204828000), (10, 163862400), (12, 136552000), (13, 126048000), (15, 109241600), (16, 102414000), (20, 81931200), (24, 68276000), (25, 65544960), (26, 63024000), (30, 54620800), (32, 51207000), (39, 42016000), (40, 40965600), (48, 34138000), (50, 32772480), (52, 31512000), (60, 27310400), (64, 25603500), (65, 25209600), (75, 21848320), (78, 21008000), (80, 20482800), (96, 17069000), (100, 16386240), (101, 16224000), (104, 15756000), (120, 13655200), (125, 13108992), (128, 12801750), (130, 12604800), (150, 10924160), (156, 10504000), (160, 10241400), (169, 9696000), (192, 8534500), (195, 8403200), (200, 8193120), (202, 8112000), (208, 7878000), (240, 6827600), (250, 6554496), (256, 6400875), (260, 6302400), (300, 5462080), (303, 5408000), (312, 5252000), (320, 5120700), (325, 5041920), (338, 4848000), (375, 4369664), (384, 4267250), (390, 4201600), (400, 4096560), (404, 4056000), (416, 3939000), (480, 3413800), (500, 3277248), (505, 3244800), (507, 3232000), (520, 3151200), (600, 2731040), (606, 2704000), (624, 2626000), (640, 2560350), (650, 2520960), (676, 2424000), (750, 2184832), (768, 2133625), (780, 2100800), (800, 2048280), (808, 2028000), (832, 1969500), (845, 1939200), (960, 1706900), (975, 1680640), (1000, 1638624), (1010, 1622400), (1014, 1616000), (1040, 1575600), (1200, 1365520), (1212, 1352000), (1248, 1313000), (1280, 1280175), (1300, 1260480), (1313, 1248000), (1352, 1212000), (1500, 1092416), (1515, 1081600), (1560, 1050400), (1600, 1024140), (1616, 1014000), (1625, 1008384), (1664, 984750), (1690, 969600), (1920, 853450), (1950, 840320), (2000, 819312), (2020, 811200), (2028, 808000), (2080, 787800), (2400, 682760), (2424, 676000), (2496, 656500), (2525, 648960), (2535, 646400), (2600, 630240), (2626, 624000), (2704, 606000), (3000, 546208), (3030, 540800), (3120, 525200), (3200, 512070), (3232, 507000), (3250, 504192), (3328, 492375), (3380, 484800), (3840, 426725), (3900, 420160), (3939, 416000), (4000, 409656), (4040, 405600), (4056, 404000), (4160, 393900), (4225, 387840), (4800, 341380), (4848, 338000), (4875, 336128), (4992, 328250), (5050, 324480), (5070, 323200), (5200, 315120), (5252, 312000), (5408, 303000), (6000, 273104), (6060, 270400), (6240, 262600), (6400, 256035), (6464, 253500), (6500, 252096), (6565, 249600), (6760, 242400), (7575, 216320), (7800, 210080), (7878, 208000), (8000, 204828), (8080, 202800), (8112, 202000), (8320, 196950), (8450, 193920), (9600, 170690), (9696, 169000), (9750, 168064), (9984, 164125), (10100, 162240), (10140, 161600), (10400, 157560), (10504, 156000), (10816, 151500), (12000, 136552), (12120, 135200), (12480, 131300), (12625, 129792), (12675, 129280), (12928, 126750), (13000, 126048), (13130, 124800), (13520, 121200), (15150, 108160), (15600, 105040), (15756, 104000), (16000, 102414), (16160, 101400), (16224, 101000), (16640, 98475), (16900, 96960), (17069, 96000), (19200, 85345), (19392, 84500), (19500, 84032), (19695, 83200), (20200, 81120), (20280, 80800), (20800, 78780), (21008, 78000), (21125, 77568), (21632, 75750), (24000, 68276), (24240, 67600), (24960, 65650), (25250, 64896), (25350, 64640), (25856, 63375), (26000, 63024), (26260, 62400), (27040, 60600), (30300, 54080), (31200, 52520), (31512, 52000), (32000, 51207), (32320, 50700), (32448, 50500), (32825, 49920), (33800, 48480), (34138, 48000), (37875, 43264), (38784, 42250), (39000, 42016), (39390, 41600), (40400, 40560)]