1256355840

素因数分解:

$2^{11}\times 3^1\times 5^1\times {\mathrm{40897}}^1$

素因数の和:40927

約数の個数: 96

約数和(自身を含む): 4019455440

約数和(自身を除く): 2763099600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 512, 640, 768, 960, 1024, 1280, 1536, 1920, 2048, 2560, 3072, 3840, 5120, 6144, 7680, 10240, 15360, 30720, 40897, 81794, 122691, 163588, 204485, 245382, 327176, 408970, 490764, 613455, 654352, 817940, 981528, 1226910, 1308704, 1635880, 1963056, 2453820, 2617408, 3271760, 3926112, 4907640, 5234816, 6543520, 7852224, 9815280, 10469632, 13087040, 15704448, 19630560, 20939264, 26174080, 31408896, 39261120, 41878528, 52348160, 62817792, 78522240, 83757056, 104696320, 125635584, 157044480, 209392640, 251271168, 314088960, 418785280, 628177920, 1256355840]

約数ペア:

[(1, 1256355840), (2, 628177920), (3, 418785280), (4, 314088960), (5, 251271168), (6, 209392640), (8, 157044480), (10, 125635584), (12, 104696320), (15, 83757056), (16, 78522240), (20, 62817792), (24, 52348160), (30, 41878528), (32, 39261120), (40, 31408896), (48, 26174080), (60, 20939264), (64, 19630560), (80, 15704448), (96, 13087040), (120, 10469632), (128, 9815280), (160, 7852224), (192, 6543520), (240, 5234816), (256, 4907640), (320, 3926112), (384, 3271760), (480, 2617408), (512, 2453820), (640, 1963056), (768, 1635880), (960, 1308704), (1024, 1226910), (1280, 981528), (1536, 817940), (1920, 654352), (2048, 613455), (2560, 490764), (3072, 408970), (3840, 327176), (5120, 245382), (6144, 204485), (7680, 163588), (10240, 122691), (15360, 81794), (30720, 40897)]