74073720

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{541}}^1$

素因数の和:725

約数の個数: 128

約数和(自身を含む): 255997440

約数和(自身を除く): 181923720

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, 163, 168, 210, 280, 326, 420, 489, 541, 652, 815, 840, 978, 1082, 1141, 1304, 1623, 1630, 1956, 2164, 2282, 2445, 2705, 3246, 3260, 3423, 3787, 3912, 4328, 4564, 4890, 5410, 5705, 6492, 6520, 6846, 7574, 8115, 9128, 9780, 10820, 11361, 11410, 12984, 13692, 15148, 16230, 17115, 18935, 19560, 21640, 22722, 22820, 27384, 30296, 32460, 34230, 37870, 45444, 45640, 56805, 64920, 68460, 75740, 88183, 90888, 113610, 136920, 151480, 176366, 227220, 264549, 352732, 440915, 454440, 529098, 617281, 705464, 881830, 1058196, 1234562, 1322745, 1763660, 1851843, 2116392, 2469124, 2645490, 3086405, 3527320, 3703686, 4938248, 5290980, 6172810, 7407372, 9259215, 10581960, 12345620, 14814744, 18518430, 24691240, 37036860, 74073720]

約数ペア:

[(1, 74073720), (2, 37036860), (3, 24691240), (4, 18518430), (5, 14814744), (6, 12345620), (7, 10581960), (8, 9259215), (10, 7407372), (12, 6172810), (14, 5290980), (15, 4938248), (20, 3703686), (21, 3527320), (24, 3086405), (28, 2645490), (30, 2469124), (35, 2116392), (40, 1851843), (42, 1763660), (56, 1322745), (60, 1234562), (70, 1058196), (84, 881830), (105, 705464), (120, 617281), (140, 529098), (163, 454440), (168, 440915), (210, 352732), (280, 264549), (326, 227220), (420, 176366), (489, 151480), (541, 136920), (652, 113610), (815, 90888), (840, 88183), (978, 75740), (1082, 68460), (1141, 64920), (1304, 56805), (1623, 45640), (1630, 45444), (1956, 37870), (2164, 34230), (2282, 32460), (2445, 30296), (2705, 27384), (3246, 22820), (3260, 22722), (3423, 21640), (3787, 19560), (3912, 18935), (4328, 17115), (4564, 16230), (4890, 15148), (5410, 13692), (5705, 12984), (6492, 11410), (6520, 11361), (6846, 10820), (7574, 9780), (8115, 9128)]