1300800000

素因数分解:

$2^9\times 3^1\times 5^5\times {\mathrm{271}}^1$

素因数の和:317

約数の個数: 240

約数和(自身を含む): 4347471744

約数和(自身を除く): 3046671744

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 64, 75, 80, 96, 100, 120, 125, 128, 150, 160, 192, 200, 240, 250, 256, 271, 300, 320, 375, 384, 400, 480, 500, 512, 542, 600, 625, 640, 750, 768, 800, 813, 960, 1000, 1084, 1200, 1250, 1280, 1355, 1500, 1536, 1600, 1626, 1875, 1920, 2000, 2168, 2400, 2500, 2560, 2710, 3000, 3125, 3200, 3252, 3750, 3840, 4000, 4065, 4336, 4800, 5000, 5420, 6000, 6250, 6400, 6504, 6775, 7500, 7680, 8000, 8130, 8672, 9375, 9600, 10000, 10840, 12000, 12500, 12800, 13008, 13550, 15000, 16000, 16260, 17344, 18750, 19200, 20000, 20325, 21680, 24000, 25000, 26016, 27100, 30000, 32000, 32520, 33875, 34688, 37500, 38400, 40000, 40650, 43360, 48000, 50000, 52032, 54200, 60000, 64000, 65040, 67750, 69376, 75000, 80000, 81300, 86720, 96000, 100000, 101625, 104064, 108400, 120000, 130080, 135500, 138752, 150000, 160000, 162600, 169375, 173440, 192000, 200000, 203250, 208128, 216800, 240000, 260160, 271000, 300000, 320000, 325200, 338750, 346880, 400000, 406500, 416256, 433600, 480000, 508125, 520320, 542000, 600000, 650400, 677500, 693760, 800000, 813000, 846875, 867200, 960000, 1016250, 1040640, 1084000, 1200000, 1300800, 1355000, 1600000, 1626000, 1693750, 1734400, 2032500, 2081280, 2168000, 2400000, 2540625, 2601600, 2710000, 3252000, 3387500, 3468800, 4065000, 4336000, 4800000, 5081250, 5203200, 5420000, 6504000, 6775000, 8130000, 8672000, 10162500, 10406400, 10840000, 13008000, 13550000, 16260000, 17344000, 20325000, 21680000, 26016000, 27100000, 32520000, 40650000, 43360000, 52032000, 54200000, 65040000, 81300000, 86720000, 108400000, 130080000, 162600000, 216800000, 260160000, 325200000, 433600000, 650400000, 1300800000]

約数ペア:

[(1, 1300800000), (2, 650400000), (3, 433600000), (4, 325200000), (5, 260160000), (6, 216800000), (8, 162600000), (10, 130080000), (12, 108400000), (15, 86720000), (16, 81300000), (20, 65040000), (24, 54200000), (25, 52032000), (30, 43360000), (32, 40650000), (40, 32520000), (48, 27100000), (50, 26016000), (60, 21680000), (64, 20325000), (75, 17344000), (80, 16260000), (96, 13550000), (100, 13008000), (120, 10840000), (125, 10406400), (128, 10162500), (150, 8672000), (160, 8130000), (192, 6775000), (200, 6504000), (240, 5420000), (250, 5203200), (256, 5081250), (271, 4800000), (300, 4336000), (320, 4065000), (375, 3468800), (384, 3387500), (400, 3252000), (480, 2710000), (500, 2601600), (512, 2540625), (542, 2400000), (600, 2168000), (625, 2081280), (640, 2032500), (750, 1734400), (768, 1693750), (800, 1626000), (813, 1600000), (960, 1355000), (1000, 1300800), (1084, 1200000), (1200, 1084000), (1250, 1040640), (1280, 1016250), (1355, 960000), (1500, 867200), (1536, 846875), (1600, 813000), (1626, 800000), (1875, 693760), (1920, 677500), (2000, 650400), (2168, 600000), (2400, 542000), (2500, 520320), (2560, 508125), (2710, 480000), (3000, 433600), (3125, 416256), (3200, 406500), (3252, 400000), (3750, 346880), (3840, 338750), (4000, 325200), (4065, 320000), (4336, 300000), (4800, 271000), (5000, 260160), (5420, 240000), (6000, 216800), (6250, 208128), (6400, 203250), (6504, 200000), (6775, 192000), (7500, 173440), (7680, 169375), (8000, 162600), (8130, 160000), (8672, 150000), (9375, 138752), (9600, 135500), (10000, 130080), (10840, 120000), (12000, 108400), (12500, 104064), (12800, 101625), (13008, 100000), (13550, 96000), (15000, 86720), (16000, 81300), (16260, 80000), (17344, 75000), (18750, 69376), (19200, 67750), (20000, 65040), (20325, 64000), (21680, 60000), (24000, 54200), (25000, 52032), (26016, 50000), (27100, 48000), (30000, 43360), (32000, 40650), (32520, 40000), (33875, 38400), (34688, 37500)]