2129372280

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{281663}}^1$

素因数の和:281690

約数の個数: 128

約数和(自身を含む): 8111923200

約数和(自身を除く): 5982550920

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 105, 108, 120, 126, 135, 140, 168, 180, 189, 210, 216, 252, 270, 280, 315, 360, 378, 420, 504, 540, 630, 756, 840, 945, 1080, 1260, 1512, 1890, 2520, 3780, 7560, 281663, 563326, 844989, 1126652, 1408315, 1689978, 1971641, 2253304, 2534967, 2816630, 3379956, 3943282, 4224945, 5069934, 5633260, 5914923, 6759912, 7604901, 7886564, 8449890, 9858205, 10139868, 11266520, 11829846, 12674835, 15209802, 15773128, 16899780, 17744769, 19716410, 20279736, 23659692, 25349670, 29574615, 30419604, 33799560, 35489538, 38024505, 39432820, 47319384, 50699340, 53234307, 59149230, 60839208, 70979076, 76049010, 78865640, 88723845, 101398680, 106468614, 118298460, 141958152, 152098020, 177447690, 212937228, 236596920, 266171535, 304196040, 354895380, 425874456, 532343070, 709790760, 1064686140, 2129372280]

約数ペア:

[(1, 2129372280), (2, 1064686140), (3, 709790760), (4, 532343070), (5, 425874456), (6, 354895380), (7, 304196040), (8, 266171535), (9, 236596920), (10, 212937228), (12, 177447690), (14, 152098020), (15, 141958152), (18, 118298460), (20, 106468614), (21, 101398680), (24, 88723845), (27, 78865640), (28, 76049010), (30, 70979076), (35, 60839208), (36, 59149230), (40, 53234307), (42, 50699340), (45, 47319384), (54, 39432820), (56, 38024505), (60, 35489538), (63, 33799560), (70, 30419604), (72, 29574615), (84, 25349670), (90, 23659692), (105, 20279736), (108, 19716410), (120, 17744769), (126, 16899780), (135, 15773128), (140, 15209802), (168, 12674835), (180, 11829846), (189, 11266520), (210, 10139868), (216, 9858205), (252, 8449890), (270, 7886564), (280, 7604901), (315, 6759912), (360, 5914923), (378, 5633260), (420, 5069934), (504, 4224945), (540, 3943282), (630, 3379956), (756, 2816630), (840, 2534967), (945, 2253304), (1080, 1971641), (1260, 1689978), (1512, 1408315), (1890, 1126652), (2520, 844989), (3780, 563326), (7560, 281663)]