391069560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{89}}^1\times {\mathrm{5231}}^1$

素因数の和:5341

約数の個数: 128

約数和(自身を含む): 1356134400

約数和(自身を除く): 965064840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 89, 105, 120, 140, 168, 178, 210, 267, 280, 356, 420, 445, 534, 623, 712, 840, 890, 1068, 1246, 1335, 1780, 1869, 2136, 2492, 2670, 3115, 3560, 3738, 4984, 5231, 5340, 6230, 7476, 9345, 10462, 10680, 12460, 14952, 15693, 18690, 20924, 24920, 26155, 31386, 36617, 37380, 41848, 52310, 62772, 73234, 74760, 78465, 104620, 109851, 125544, 146468, 156930, 183085, 209240, 219702, 292936, 313860, 366170, 439404, 465559, 549255, 627720, 732340, 878808, 931118, 1098510, 1396677, 1464680, 1862236, 2197020, 2327795, 2793354, 3258913, 3724472, 4394040, 4655590, 5586708, 6517826, 6983385, 9311180, 9776739, 11173416, 13035652, 13966770, 16294565, 18622360, 19553478, 26071304, 27933540, 32589130, 39106956, 48883695, 55867080, 65178260, 78213912, 97767390, 130356520, 195534780, 391069560]

約数ペア:

[(1, 391069560), (2, 195534780), (3, 130356520), (4, 97767390), (5, 78213912), (6, 65178260), (7, 55867080), (8, 48883695), (10, 39106956), (12, 32589130), (14, 27933540), (15, 26071304), (20, 19553478), (21, 18622360), (24, 16294565), (28, 13966770), (30, 13035652), (35, 11173416), (40, 9776739), (42, 9311180), (56, 6983385), (60, 6517826), (70, 5586708), (84, 4655590), (89, 4394040), (105, 3724472), (120, 3258913), (140, 2793354), (168, 2327795), (178, 2197020), (210, 1862236), (267, 1464680), (280, 1396677), (356, 1098510), (420, 931118), (445, 878808), (534, 732340), (623, 627720), (712, 549255), (840, 465559), (890, 439404), (1068, 366170), (1246, 313860), (1335, 292936), (1780, 219702), (1869, 209240), (2136, 183085), (2492, 156930), (2670, 146468), (3115, 125544), (3560, 109851), (3738, 104620), (4984, 78465), (5231, 74760), (5340, 73234), (6230, 62772), (7476, 52310), (9345, 41848), (10462, 37380), (10680, 36617), (12460, 31386), (14952, 26155), (15693, 24920), (18690, 20924)]