81931200

素因数分解:

$2^6\times 3^1\times 5^2\times {\mathrm{13}}^2\times {\mathrm{101}}^1$

素因数の和:152

約数の個数: 252

約数和(自身を含む): 293952168

約数和(自身を除く): 212020968

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, 130, 150, 156, 160, 169, 192, 195, 200, 202, 208, 240, 260, 300, 303, 312, 320, 325, 338, 390, 400, 404, 416, 480, 505, 507, 520, 600, 606, 624, 650, 676, 780, 800, 808, 832, 845, 960, 975, 1010, 1014, 1040, 1200, 1212, 1248, 1300, 1313, 1352, 1515, 1560, 1600, 1616, 1690, 1950, 2020, 2028, 2080, 2400, 2424, 2496, 2525, 2535, 2600, 2626, 2704, 3030, 3120, 3232, 3380, 3900, 3939, 4040, 4056, 4160, 4225, 4800, 4848, 5050, 5070, 5200, 5252, 5408, 6060, 6240, 6464, 6565, 6760, 7575, 7800, 7878, 8080, 8112, 8450, 9696, 10100, 10140, 10400, 10504, 10816, 12120, 12480, 12675, 13130, 13520, 15150, 15600, 15756, 16160, 16224, 16900, 17069, 19392, 19695, 20200, 20280, 20800, 21008, 24240, 25350, 26260, 27040, 30300, 31200, 31512, 32320, 32448, 32825, 33800, 34138, 39390, 40400, 40560, 42016, 48480, 50700, 51207, 52520, 54080, 60600, 62400, 63024, 65650, 67600, 68276, 78780, 80800, 81120, 84032, 85345, 96960, 98475, 101400, 102414, 105040, 121200, 126048, 131300, 135200, 136552, 157560, 161600, 162240, 170690, 196950, 202800, 204828, 210080, 242400, 252096, 256035, 262600, 270400, 273104, 315120, 341380, 393900, 405600, 409656, 420160, 426725, 484800, 512070, 525200, 546208, 630240, 682760, 787800, 811200, 819312, 853450, 1024140, 1050400, 1092416, 1260480, 1280175, 1365520, 1575600, 1638624, 1706900, 2048280, 2100800, 2560350, 2731040, 3151200, 3277248, 3413800, 4096560, 5120700, 5462080, 6302400, 6827600, 8193120, 10241400, 13655200, 16386240, 20482800, 27310400, 40965600, 81931200]

約数ペア:

[(1, 81931200), (2, 40965600), (3, 27310400), (4, 20482800), (5, 16386240), (6, 13655200), (8, 10241400), (10, 8193120), (12, 6827600), (13, 6302400), (15, 5462080), (16, 5120700), (20, 4096560), (24, 3413800), (25, 3277248), (26, 3151200), (30, 2731040), (32, 2560350), (39, 2100800), (40, 2048280), (48, 1706900), (50, 1638624), (52, 1575600), (60, 1365520), (64, 1280175), (65, 1260480), (75, 1092416), (78, 1050400), (80, 1024140), (96, 853450), (100, 819312), (101, 811200), (104, 787800), (120, 682760), (130, 630240), (150, 546208), (156, 525200), (160, 512070), (169, 484800), (192, 426725), (195, 420160), (200, 409656), (202, 405600), (208, 393900), (240, 341380), (260, 315120), (300, 273104), (303, 270400), (312, 262600), (320, 256035), (325, 252096), (338, 242400), (390, 210080), (400, 204828), (404, 202800), (416, 196950), (480, 170690), (505, 162240), (507, 161600), (520, 157560), (600, 136552), (606, 135200), (624, 131300), (650, 126048), (676, 121200), (780, 105040), (800, 102414), (808, 101400), (832, 98475), (845, 96960), (960, 85345), (975, 84032), (1010, 81120), (1014, 80800), (1040, 78780), (1200, 68276), (1212, 67600), (1248, 65650), (1300, 63024), (1313, 62400), (1352, 60600), (1515, 54080), (1560, 52520), (1600, 51207), (1616, 50700), (1690, 48480), (1950, 42016), (2020, 40560), (2028, 40400), (2080, 39390), (2400, 34138), (2424, 33800), (2496, 32825), (2525, 32448), (2535, 32320), (2600, 31512), (2626, 31200), (2704, 30300), (3030, 27040), (3120, 26260), (3232, 25350), (3380, 24240), (3900, 21008), (3939, 20800), (4040, 20280), (4056, 20200), (4160, 19695), (4225, 19392), (4800, 17069), (4848, 16900), (5050, 16224), (5070, 16160), (5200, 15756), (5252, 15600), (5408, 15150), (6060, 13520), (6240, 13130), (6464, 12675), (6565, 12480), (6760, 12120), (7575, 10816), (7800, 10504), (7878, 10400), (8080, 10140), (8112, 10100), (8450, 9696)]