64435560

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{971}}^1$

素因数の和:1071

約数の個数: 128

約数和(自身を含む): 223948800

約数和(自身を除く): 159513240

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, 79, 84, 105, 120, 140, 158, 168, 210, 237, 280, 316, 395, 420, 474, 553, 632, 790, 840, 948, 971, 1106, 1185, 1580, 1659, 1896, 1942, 2212, 2370, 2765, 2913, 3160, 3318, 3884, 4424, 4740, 4855, 5530, 5826, 6636, 6797, 7768, 8295, 9480, 9710, 11060, 11652, 13272, 13594, 14565, 16590, 19420, 20391, 22120, 23304, 27188, 29130, 33180, 33985, 38840, 40782, 54376, 58260, 66360, 67970, 76709, 81564, 101955, 116520, 135940, 153418, 163128, 203910, 230127, 271880, 306836, 383545, 407820, 460254, 536963, 613672, 767090, 815640, 920508, 1073926, 1150635, 1534180, 1610889, 1841016, 2147852, 2301270, 2684815, 3068360, 3221778, 4295704, 4602540, 5369630, 6443556, 8054445, 9205080, 10739260, 12887112, 16108890, 21478520, 32217780, 64435560]

約数ペア:

[(1, 64435560), (2, 32217780), (3, 21478520), (4, 16108890), (5, 12887112), (6, 10739260), (7, 9205080), (8, 8054445), (10, 6443556), (12, 5369630), (14, 4602540), (15, 4295704), (20, 3221778), (21, 3068360), (24, 2684815), (28, 2301270), (30, 2147852), (35, 1841016), (40, 1610889), (42, 1534180), (56, 1150635), (60, 1073926), (70, 920508), (79, 815640), (84, 767090), (105, 613672), (120, 536963), (140, 460254), (158, 407820), (168, 383545), (210, 306836), (237, 271880), (280, 230127), (316, 203910), (395, 163128), (420, 153418), (474, 135940), (553, 116520), (632, 101955), (790, 81564), (840, 76709), (948, 67970), (971, 66360), (1106, 58260), (1185, 54376), (1580, 40782), (1659, 38840), (1896, 33985), (1942, 33180), (2212, 29130), (2370, 27188), (2765, 23304), (2913, 22120), (3160, 20391), (3318, 19420), (3884, 16590), (4424, 14565), (4740, 13594), (4855, 13272), (5530, 11652), (5826, 11060), (6636, 9710), (6797, 9480), (7768, 8295)]