31988130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{181}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 79567488

約数和(自身を除く): 47579358

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 43, 86, 129, 137, 181, 215, 258, 274, 362, 411, 430, 543, 645, 685, 822, 905, 1086, 1290, 1370, 1810, 2055, 2715, 4110, 5430, 5891, 7783, 11782, 15566, 17673, 23349, 24797, 29455, 35346, 38915, 46698, 49594, 58910, 74391, 77830, 88365, 116745, 123985, 148782, 176730, 233490, 247970, 371955, 743910, 1066271, 2132542, 3198813, 5331355, 6397626, 10662710, 15994065, 31988130]

約数ペア:

[(1, 31988130), (2, 15994065), (3, 10662710), (5, 6397626), (6, 5331355), (10, 3198813), (15, 2132542), (30, 1066271), (43, 743910), (86, 371955), (129, 247970), (137, 233490), (181, 176730), (215, 148782), (258, 123985), (274, 116745), (362, 88365), (411, 77830), (430, 74391), (543, 58910), (645, 49594), (685, 46698), (822, 38915), (905, 35346), (1086, 29455), (1290, 24797), (1370, 23349), (1810, 17673), (2055, 15566), (2715, 11782), (4110, 7783), (5430, 5891)]