156921808720

素因数分解:

$2^4\times 5^1\times {\mathrm{71}}^1\times {\mathrm{107}}^1\times {\mathrm{258197}}^1$

素因数の和:258388

約数の個数: 80

約数和(自身を含む): 373441062528

約数和(自身を除く): 216519253808

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 71, 80, 107, 142, 214, 284, 355, 428, 535, 568, 710, 856, 1070, 1136, 1420, 1712, 2140, 2840, 4280, 5680, 7597, 8560, 15194, 30388, 37985, 60776, 75970, 121552, 151940, 258197, 303880, 516394, 607760, 1032788, 1290985, 2065576, 2581970, 4131152, 5163940, 10327880, 18331987, 20655760, 27627079, 36663974, 55254158, 73327948, 91659935, 110508316, 138135395, 146655896, 183319870, 221016632, 276270790, 293311792, 366639740, 442033264, 552541580, 733279480, 1105083160, 1466558960, 1961522609, 2210166320, 3923045218, 7846090436, 9807613045, 15692180872, 19615226090, 31384361744, 39230452180, 78460904360, 156921808720]

約数ペア:

[(1, 156921808720), (2, 78460904360), (4, 39230452180), (5, 31384361744), (8, 19615226090), (10, 15692180872), (16, 9807613045), (20, 7846090436), (40, 3923045218), (71, 2210166320), (80, 1961522609), (107, 1466558960), (142, 1105083160), (214, 733279480), (284, 552541580), (355, 442033264), (428, 366639740), (535, 293311792), (568, 276270790), (710, 221016632), (856, 183319870), (1070, 146655896), (1136, 138135395), (1420, 110508316), (1712, 91659935), (2140, 73327948), (2840, 55254158), (4280, 36663974), (5680, 27627079), (7597, 20655760), (8560, 18331987), (15194, 10327880), (30388, 5163940), (37985, 4131152), (60776, 2581970), (75970, 2065576), (121552, 1290985), (151940, 1032788), (258197, 607760), (303880, 516394)]