120515640

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{2707}}^1$

素因数の和:2781

約数の個数: 128

約数和(自身を含む): 421148160

約数和(自身を除く): 300632520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 53, 56, 60, 70, 84, 105, 106, 120, 140, 159, 168, 210, 212, 265, 280, 318, 371, 420, 424, 530, 636, 742, 795, 840, 1060, 1113, 1272, 1484, 1590, 1855, 2120, 2226, 2707, 2968, 3180, 3710, 4452, 5414, 5565, 6360, 7420, 8121, 8904, 10828, 11130, 13535, 14840, 16242, 18949, 21656, 22260, 27070, 32484, 37898, 40605, 44520, 54140, 56847, 64968, 75796, 81210, 94745, 108280, 113694, 143471, 151592, 162420, 189490, 227388, 284235, 286942, 324840, 378980, 430413, 454776, 568470, 573884, 717355, 757960, 860826, 1004297, 1136940, 1147768, 1434710, 1721652, 2008594, 2152065, 2273880, 2869420, 3012891, 3443304, 4017188, 4304130, 5021485, 5738840, 6025782, 8034376, 8608260, 10042970, 12051564, 15064455, 17216520, 20085940, 24103128, 30128910, 40171880, 60257820, 120515640]

約数ペア:

[(1, 120515640), (2, 60257820), (3, 40171880), (4, 30128910), (5, 24103128), (6, 20085940), (7, 17216520), (8, 15064455), (10, 12051564), (12, 10042970), (14, 8608260), (15, 8034376), (20, 6025782), (21, 5738840), (24, 5021485), (28, 4304130), (30, 4017188), (35, 3443304), (40, 3012891), (42, 2869420), (53, 2273880), (56, 2152065), (60, 2008594), (70, 1721652), (84, 1434710), (105, 1147768), (106, 1136940), (120, 1004297), (140, 860826), (159, 757960), (168, 717355), (210, 573884), (212, 568470), (265, 454776), (280, 430413), (318, 378980), (371, 324840), (420, 286942), (424, 284235), (530, 227388), (636, 189490), (742, 162420), (795, 151592), (840, 143471), (1060, 113694), (1113, 108280), (1272, 94745), (1484, 81210), (1590, 75796), (1855, 64968), (2120, 56847), (2226, 54140), (2707, 44520), (2968, 40605), (3180, 37898), (3710, 32484), (4452, 27070), (5414, 22260), (5565, 21656), (6360, 18949), (7420, 16242), (8121, 14840), (8904, 13535), (10828, 11130)]