21283354560

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1705397}}^1$

素因数の和:1705430

約数の個数: 112

約数和(自身を含む): 72772743456

約数和(自身を除く): 51489388896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 1705397, 3410794, 5116191, 6821588, 8526985, 10232382, 13643176, 17053970, 20464764, 22170161, 25580955, 27286352, 34107940, 40929528, 44340322, 51161910, 54572704, 66510483, 68215880, 81859056, 88680644, 102323820, 109145408, 110850805, 133020966, 136431760, 163718112, 177361288, 204647640, 221701610, 266041932, 272863520, 327436224, 332552415, 354722576, 409295280, 443403220, 532083864, 545727040, 665104830, 709445152, 818590560, 886806440, 1064167728, 1330209660, 1418890304, 1637181120, 1773612880, 2128335456, 2660419320, 3547225760, 4256670912, 5320838640, 7094451520, 10641677280, 21283354560]

約数ペア:

[(1, 21283354560), (2, 10641677280), (3, 7094451520), (4, 5320838640), (5, 4256670912), (6, 3547225760), (8, 2660419320), (10, 2128335456), (12, 1773612880), (13, 1637181120), (15, 1418890304), (16, 1330209660), (20, 1064167728), (24, 886806440), (26, 818590560), (30, 709445152), (32, 665104830), (39, 545727040), (40, 532083864), (48, 443403220), (52, 409295280), (60, 354722576), (64, 332552415), (65, 327436224), (78, 272863520), (80, 266041932), (96, 221701610), (104, 204647640), (120, 177361288), (130, 163718112), (156, 136431760), (160, 133020966), (192, 110850805), (195, 109145408), (208, 102323820), (240, 88680644), (260, 81859056), (312, 68215880), (320, 66510483), (390, 54572704), (416, 51161910), (480, 44340322), (520, 40929528), (624, 34107940), (780, 27286352), (832, 25580955), (960, 22170161), (1040, 20464764), (1248, 17053970), (1560, 13643176), (2080, 10232382), (2496, 8526985), (3120, 6821588), (4160, 5116191), (6240, 3410794), (12480, 1705397)]