231350560

素因数分解:

$2^5\times 5^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{1283}}^1$

素因数の和:1335

約数の個数: 144

約数和(自身を含む): 663961536

約数和(自身を除く): 432610976

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 32, 35, 40, 46, 49, 56, 70, 80, 92, 98, 112, 115, 140, 160, 161, 184, 196, 224, 230, 245, 280, 322, 368, 392, 460, 490, 560, 644, 736, 784, 805, 920, 980, 1120, 1127, 1283, 1288, 1568, 1610, 1840, 1960, 2254, 2566, 2576, 3220, 3680, 3920, 4508, 5132, 5152, 5635, 6415, 6440, 7840, 8981, 9016, 10264, 11270, 12830, 12880, 17962, 18032, 20528, 22540, 25660, 25760, 29509, 35924, 36064, 41056, 44905, 45080, 51320, 59018, 62867, 71848, 89810, 90160, 102640, 118036, 125734, 143696, 147545, 179620, 180320, 205280, 206563, 236072, 251468, 287392, 295090, 314335, 359240, 413126, 472144, 502936, 590180, 628670, 718480, 826252, 944288, 1005872, 1032815, 1180360, 1257340, 1436960, 1445941, 1652504, 2011744, 2065630, 2360720, 2514680, 2891882, 3305008, 4131260, 4721440, 5029360, 5783764, 6610016, 7229705, 8262520, 10058720, 11567528, 14459410, 16525040, 23135056, 28918820, 33050080, 46270112, 57837640, 115675280, 231350560]

約数ペア:

[(1, 231350560), (2, 115675280), (4, 57837640), (5, 46270112), (7, 33050080), (8, 28918820), (10, 23135056), (14, 16525040), (16, 14459410), (20, 11567528), (23, 10058720), (28, 8262520), (32, 7229705), (35, 6610016), (40, 5783764), (46, 5029360), (49, 4721440), (56, 4131260), (70, 3305008), (80, 2891882), (92, 2514680), (98, 2360720), (112, 2065630), (115, 2011744), (140, 1652504), (160, 1445941), (161, 1436960), (184, 1257340), (196, 1180360), (224, 1032815), (230, 1005872), (245, 944288), (280, 826252), (322, 718480), (368, 628670), (392, 590180), (460, 502936), (490, 472144), (560, 413126), (644, 359240), (736, 314335), (784, 295090), (805, 287392), (920, 251468), (980, 236072), (1120, 206563), (1127, 205280), (1283, 180320), (1288, 179620), (1568, 147545), (1610, 143696), (1840, 125734), (1960, 118036), (2254, 102640), (2566, 90160), (2576, 89810), (3220, 71848), (3680, 62867), (3920, 59018), (4508, 51320), (5132, 45080), (5152, 44905), (5635, 41056), (6415, 36064), (6440, 35924), (7840, 29509), (8981, 25760), (9016, 25660), (10264, 22540), (11270, 20528), (12830, 18032), (12880, 17962)]