149351120

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{193}}^1\times {\mathrm{569}}^1$

素因数の和:792

約数の個数: 80

約数和(自身を含む): 370221840

約数和(自身を除く): 220870720

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 193, 272, 340, 386, 569, 680, 772, 965, 1138, 1360, 1544, 1930, 2276, 2845, 3088, 3281, 3860, 4552, 5690, 6562, 7720, 9104, 9673, 11380, 13124, 15440, 16405, 19346, 22760, 26248, 32810, 38692, 45520, 48365, 52496, 65620, 77384, 96730, 109817, 131240, 154768, 193460, 219634, 262480, 386920, 439268, 549085, 773840, 878536, 1098170, 1757072, 1866889, 2196340, 3733778, 4392680, 7467556, 8785360, 9334445, 14935112, 18668890, 29870224, 37337780, 74675560, 149351120]

約数ペア:

[(1, 149351120), (2, 74675560), (4, 37337780), (5, 29870224), (8, 18668890), (10, 14935112), (16, 9334445), (17, 8785360), (20, 7467556), (34, 4392680), (40, 3733778), (68, 2196340), (80, 1866889), (85, 1757072), (136, 1098170), (170, 878536), (193, 773840), (272, 549085), (340, 439268), (386, 386920), (569, 262480), (680, 219634), (772, 193460), (965, 154768), (1138, 131240), (1360, 109817), (1544, 96730), (1930, 77384), (2276, 65620), (2845, 52496), (3088, 48365), (3281, 45520), (3860, 38692), (4552, 32810), (5690, 26248), (6562, 22760), (7720, 19346), (9104, 16405), (9673, 15440), (11380, 13124)]