145414920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{331}}^1\times {\mathrm{523}}^1$

素因数の和:875

約数の個数: 128

約数和(自身を含む): 501027840

約数和(自身を除く): 355612920

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, 105, 120, 140, 168, 210, 280, 331, 420, 523, 662, 840, 993, 1046, 1324, 1569, 1655, 1986, 2092, 2317, 2615, 2648, 3138, 3310, 3661, 3972, 4184, 4634, 4965, 5230, 6276, 6620, 6951, 7322, 7845, 7944, 9268, 9930, 10460, 10983, 11585, 12552, 13240, 13902, 14644, 15690, 18305, 18536, 19860, 20920, 21966, 23170, 27804, 29288, 31380, 34755, 36610, 39720, 43932, 46340, 54915, 55608, 62760, 69510, 73220, 87864, 92680, 109830, 139020, 146440, 173113, 219660, 278040, 346226, 439320, 519339, 692452, 865565, 1038678, 1211791, 1384904, 1731130, 2077356, 2423582, 2596695, 3462260, 3635373, 4154712, 4847164, 5193390, 6058955, 6924520, 7270746, 9694328, 10386780, 12117910, 14541492, 18176865, 20773560, 24235820, 29082984, 36353730, 48471640, 72707460, 145414920]

約数ペア:

[(1, 145414920), (2, 72707460), (3, 48471640), (4, 36353730), (5, 29082984), (6, 24235820), (7, 20773560), (8, 18176865), (10, 14541492), (12, 12117910), (14, 10386780), (15, 9694328), (20, 7270746), (21, 6924520), (24, 6058955), (28, 5193390), (30, 4847164), (35, 4154712), (40, 3635373), (42, 3462260), (56, 2596695), (60, 2423582), (70, 2077356), (84, 1731130), (105, 1384904), (120, 1211791), (140, 1038678), (168, 865565), (210, 692452), (280, 519339), (331, 439320), (420, 346226), (523, 278040), (662, 219660), (840, 173113), (993, 146440), (1046, 139020), (1324, 109830), (1569, 92680), (1655, 87864), (1986, 73220), (2092, 69510), (2317, 62760), (2615, 55608), (2648, 54915), (3138, 46340), (3310, 43932), (3661, 39720), (3972, 36610), (4184, 34755), (4634, 31380), (4965, 29288), (5230, 27804), (6276, 23170), (6620, 21966), (6951, 20920), (7322, 19860), (7845, 18536), (7944, 18305), (9268, 15690), (9930, 14644), (10460, 13902), (10983, 13240), (11585, 12552)]