289209180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{599}}^1\times {\mathrm{619}}^1$

素因数の和:1243

約数の個数: 96

約数和(自身を含む): 874944000

約数和(自身を除く): 585734820

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 599, 619, 780, 1198, 1238, 1797, 1857, 2396, 2476, 2995, 3095, 3594, 3714, 5990, 6190, 7188, 7428, 7787, 8047, 8985, 9285, 11980, 12380, 15574, 16094, 17970, 18570, 23361, 24141, 31148, 32188, 35940, 37140, 38935, 40235, 46722, 48282, 77870, 80470, 93444, 96564, 116805, 120705, 155740, 160940, 233610, 241410, 370781, 467220, 482820, 741562, 1112343, 1483124, 1853905, 2224686, 3707810, 4449372, 4820153, 5561715, 7415620, 9640306, 11123430, 14460459, 19280612, 22246860, 24100765, 28920918, 48201530, 57841836, 72302295, 96403060, 144604590, 289209180]

約数ペア:

[(1, 289209180), (2, 144604590), (3, 96403060), (4, 72302295), (5, 57841836), (6, 48201530), (10, 28920918), (12, 24100765), (13, 22246860), (15, 19280612), (20, 14460459), (26, 11123430), (30, 9640306), (39, 7415620), (52, 5561715), (60, 4820153), (65, 4449372), (78, 3707810), (130, 2224686), (156, 1853905), (195, 1483124), (260, 1112343), (390, 741562), (599, 482820), (619, 467220), (780, 370781), (1198, 241410), (1238, 233610), (1797, 160940), (1857, 155740), (2396, 120705), (2476, 116805), (2995, 96564), (3095, 93444), (3594, 80470), (3714, 77870), (5990, 48282), (6190, 46722), (7188, 40235), (7428, 38935), (7787, 37140), (8047, 35940), (8985, 32188), (9285, 31148), (11980, 24141), (12380, 23361), (15574, 18570), (16094, 17970)]