268678240

素因数分解:

$2^5\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2851}}^1$

素因数の和:2916

約数の個数: 96

約数和(自身を含む): 689955840

約数和(自身を除く): 421277600

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 31, 32, 38, 40, 62, 76, 80, 95, 124, 152, 155, 160, 190, 248, 304, 310, 380, 496, 589, 608, 620, 760, 992, 1178, 1240, 1520, 2356, 2480, 2851, 2945, 3040, 4712, 4960, 5702, 5890, 9424, 11404, 11780, 14255, 18848, 22808, 23560, 28510, 45616, 47120, 54169, 57020, 88381, 91232, 94240, 108338, 114040, 176762, 216676, 228080, 270845, 353524, 433352, 441905, 456160, 541690, 707048, 866704, 883810, 1083380, 1414096, 1679239, 1733408, 1767620, 2166760, 2828192, 3358478, 3535240, 4333520, 6716956, 7070480, 8396195, 8667040, 13433912, 14140960, 16792390, 26867824, 33584780, 53735648, 67169560, 134339120, 268678240]

約数ペア:

[(1, 268678240), (2, 134339120), (4, 67169560), (5, 53735648), (8, 33584780), (10, 26867824), (16, 16792390), (19, 14140960), (20, 13433912), (31, 8667040), (32, 8396195), (38, 7070480), (40, 6716956), (62, 4333520), (76, 3535240), (80, 3358478), (95, 2828192), (124, 2166760), (152, 1767620), (155, 1733408), (160, 1679239), (190, 1414096), (248, 1083380), (304, 883810), (310, 866704), (380, 707048), (496, 541690), (589, 456160), (608, 441905), (620, 433352), (760, 353524), (992, 270845), (1178, 228080), (1240, 216676), (1520, 176762), (2356, 114040), (2480, 108338), (2851, 94240), (2945, 91232), (3040, 88381), (4712, 57020), (4960, 54169), (5702, 47120), (5890, 45616), (9424, 28510), (11404, 23560), (11780, 22808), (14255, 18848)]