15694413080

素因数分解:

$2^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{131}}^1\times {\mathrm{461}}^1$

素因数の和:765

約数の個数: 128

約数和(自身を含む): 36553809600

約数和(自身を除く): 20859396520

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 73, 89, 131, 146, 178, 262, 292, 356, 365, 445, 461, 524, 584, 655, 712, 730, 890, 922, 1048, 1310, 1460, 1780, 1844, 2305, 2620, 2920, 3560, 3688, 4610, 5240, 6497, 9220, 9563, 11659, 12994, 18440, 19126, 23318, 25988, 32485, 33653, 38252, 41029, 46636, 47815, 51976, 58295, 60391, 64970, 67306, 76504, 82058, 93272, 95630, 116590, 120782, 129940, 134612, 164116, 168265, 191260, 205145, 233180, 241564, 259880, 269224, 301955, 328232, 336530, 382520, 410290, 466360, 483128, 603910, 673060, 820580, 851107, 1207820, 1346120, 1641160, 1702214, 2415640, 2995117, 3404428, 4255535, 4408543, 5374799, 5990234, 6808856, 8511070, 8817086, 10749598, 11980468, 14975585, 17022140, 17634172, 21499196, 22042715, 23960936, 26873995, 29951170, 34044280, 35268344, 42998392, 44085430, 53747990, 59902340, 88170860, 107495980, 119804680, 176341720, 214991960, 392360327, 784720654, 1569441308, 1961801635, 3138882616, 3923603270, 7847206540, 15694413080]

約数ペア:

[(1, 15694413080), (2, 7847206540), (4, 3923603270), (5, 3138882616), (8, 1961801635), (10, 1569441308), (20, 784720654), (40, 392360327), (73, 214991960), (89, 176341720), (131, 119804680), (146, 107495980), (178, 88170860), (262, 59902340), (292, 53747990), (356, 44085430), (365, 42998392), (445, 35268344), (461, 34044280), (524, 29951170), (584, 26873995), (655, 23960936), (712, 22042715), (730, 21499196), (890, 17634172), (922, 17022140), (1048, 14975585), (1310, 11980468), (1460, 10749598), (1780, 8817086), (1844, 8511070), (2305, 6808856), (2620, 5990234), (2920, 5374799), (3560, 4408543), (3688, 4255535), (4610, 3404428), (5240, 2995117), (6497, 2415640), (9220, 1702214), (9563, 1641160), (11659, 1346120), (12994, 1207820), (18440, 851107), (19126, 820580), (23318, 673060), (25988, 603910), (32485, 483128), (33653, 466360), (38252, 410290), (41029, 382520), (46636, 336530), (47815, 328232), (51976, 301955), (58295, 269224), (60391, 259880), (64970, 241564), (67306, 233180), (76504, 205145), (82058, 191260), (93272, 168265), (95630, 164116), (116590, 134612), (120782, 129940)]