18191582220

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{523}}^1\times {\mathrm{11831}}^1$

素因数の和:12380

約数の個数: 144

約数和(自身を含む): 59370893568

約数和(自身を除く): 41179311348

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 523, 588, 735, 980, 1046, 1470, 1569, 2092, 2615, 2940, 3138, 3661, 5230, 6276, 7322, 7845, 10460, 10983, 11831, 14644, 15690, 18305, 21966, 23662, 25627, 31380, 35493, 36610, 43932, 47324, 51254, 54915, 59155, 70986, 73220, 76881, 82817, 102508, 109830, 118310, 128135, 141972, 153762, 165634, 177465, 219660, 236620, 248451, 256270, 307524, 331268, 354930, 384405, 414085, 496902, 512540, 579719, 709860, 768810, 828170, 993804, 1159438, 1242255, 1537620, 1656340, 1739157, 2318876, 2484510, 2898595, 3478314, 4969020, 5797190, 6187613, 6956628, 8695785, 11594380, 12375226, 17391570, 18562839, 24750452, 30938065, 34783140, 37125678, 43313291, 61876130, 74251356, 86626582, 92814195, 123752260, 129939873, 173253164, 185628390, 216566455, 259879746, 303193037, 371256780, 433132910, 519759492, 606386074, 649699365, 866265820, 909579111, 1212772148, 1299398730, 1515965185, 1819158222, 2598797460, 3031930370, 3638316444, 4547895555, 6063860740, 9095791110, 18191582220]

約数ペア:

[(1, 18191582220), (2, 9095791110), (3, 6063860740), (4, 4547895555), (5, 3638316444), (6, 3031930370), (7, 2598797460), (10, 1819158222), (12, 1515965185), (14, 1299398730), (15, 1212772148), (20, 909579111), (21, 866265820), (28, 649699365), (30, 606386074), (35, 519759492), (42, 433132910), (49, 371256780), (60, 303193037), (70, 259879746), (84, 216566455), (98, 185628390), (105, 173253164), (140, 129939873), (147, 123752260), (196, 92814195), (210, 86626582), (245, 74251356), (294, 61876130), (420, 43313291), (490, 37125678), (523, 34783140), (588, 30938065), (735, 24750452), (980, 18562839), (1046, 17391570), (1470, 12375226), (1569, 11594380), (2092, 8695785), (2615, 6956628), (2940, 6187613), (3138, 5797190), (3661, 4969020), (5230, 3478314), (6276, 2898595), (7322, 2484510), (7845, 2318876), (10460, 1739157), (10983, 1656340), (11831, 1537620), (14644, 1242255), (15690, 1159438), (18305, 993804), (21966, 828170), (23662, 768810), (25627, 709860), (31380, 579719), (35493, 512540), (36610, 496902), (43932, 414085), (47324, 384405), (51254, 354930), (54915, 331268), (59155, 307524), (70986, 256270), (73220, 248451), (76881, 236620), (82817, 219660), (102508, 177465), (109830, 165634), (118310, 153762), (128135, 141972)]