120820020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3821}}^1$

素因数の和:3881

約数の個数: 96

約数和(自身を含む): 369847296

約数和(自身を除く): 249027276

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 31, 34, 51, 60, 62, 68, 85, 93, 102, 124, 155, 170, 186, 204, 255, 310, 340, 372, 465, 510, 527, 620, 930, 1020, 1054, 1581, 1860, 2108, 2635, 3162, 3821, 5270, 6324, 7642, 7905, 10540, 11463, 15284, 15810, 19105, 22926, 31620, 38210, 45852, 57315, 64957, 76420, 114630, 118451, 129914, 194871, 229260, 236902, 259828, 324785, 355353, 389742, 473804, 592255, 649570, 710706, 779484, 974355, 1184510, 1299140, 1421412, 1776765, 1948710, 2013667, 2369020, 3553530, 3897420, 4027334, 6041001, 7107060, 8054668, 10068335, 12082002, 20136670, 24164004, 30205005, 40273340, 60410010, 120820020]

約数ペア:

[(1, 120820020), (2, 60410010), (3, 40273340), (4, 30205005), (5, 24164004), (6, 20136670), (10, 12082002), (12, 10068335), (15, 8054668), (17, 7107060), (20, 6041001), (30, 4027334), (31, 3897420), (34, 3553530), (51, 2369020), (60, 2013667), (62, 1948710), (68, 1776765), (85, 1421412), (93, 1299140), (102, 1184510), (124, 974355), (155, 779484), (170, 710706), (186, 649570), (204, 592255), (255, 473804), (310, 389742), (340, 355353), (372, 324785), (465, 259828), (510, 236902), (527, 229260), (620, 194871), (930, 129914), (1020, 118451), (1054, 114630), (1581, 76420), (1860, 64957), (2108, 57315), (2635, 45852), (3162, 38210), (3821, 31620), (5270, 22926), (6324, 19105), (7642, 15810), (7905, 15284), (10540, 11463)]