279469187480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{617}}^1\times {\mathrm{52183}}^1$

素因数の和:52849

約数の個数: 128

約数和(自身を含む): 743033364480

約数和(自身を除く): 463564177000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 124, 140, 155, 217, 248, 280, 310, 434, 617, 620, 868, 1085, 1234, 1240, 1736, 2170, 2468, 3085, 4319, 4340, 4936, 6170, 8638, 8680, 12340, 17276, 19127, 21595, 24680, 34552, 38254, 43190, 52183, 76508, 86380, 95635, 104366, 133889, 153016, 172760, 191270, 208732, 260915, 267778, 365281, 382540, 417464, 521830, 535556, 669445, 730562, 765080, 1043660, 1071112, 1338890, 1461124, 1617673, 1826405, 2087320, 2677780, 2922248, 3235346, 3652810, 5355560, 6470692, 7305620, 8088365, 11323711, 12941384, 14611240, 16176730, 22647422, 32196911, 32353460, 45294844, 56618555, 64393822, 64706920, 90589688, 113237110, 128787644, 160984555, 225378377, 226474220, 257575288, 321969110, 450756754, 452948440, 643938220, 901513508, 998104241, 1126891885, 1287876440, 1803027016, 1996208482, 2253783770, 3992416964, 4507567540, 4990521205, 6986729687, 7984833928, 9015135080, 9981042410, 13973459374, 19962084820, 27946918748, 34933648435, 39924169640, 55893837496, 69867296870, 139734593740, 279469187480]

約数ペア:

[(1, 279469187480), (2, 139734593740), (4, 69867296870), (5, 55893837496), (7, 39924169640), (8, 34933648435), (10, 27946918748), (14, 19962084820), (20, 13973459374), (28, 9981042410), (31, 9015135080), (35, 7984833928), (40, 6986729687), (56, 4990521205), (62, 4507567540), (70, 3992416964), (124, 2253783770), (140, 1996208482), (155, 1803027016), (217, 1287876440), (248, 1126891885), (280, 998104241), (310, 901513508), (434, 643938220), (617, 452948440), (620, 450756754), (868, 321969110), (1085, 257575288), (1234, 226474220), (1240, 225378377), (1736, 160984555), (2170, 128787644), (2468, 113237110), (3085, 90589688), (4319, 64706920), (4340, 64393822), (4936, 56618555), (6170, 45294844), (8638, 32353460), (8680, 32196911), (12340, 22647422), (17276, 16176730), (19127, 14611240), (21595, 12941384), (24680, 11323711), (34552, 8088365), (38254, 7305620), (43190, 6470692), (52183, 5355560), (76508, 3652810), (86380, 3235346), (95635, 2922248), (104366, 2677780), (133889, 2087320), (153016, 1826405), (172760, 1617673), (191270, 1461124), (208732, 1338890), (260915, 1071112), (267778, 1043660), (365281, 765080), (382540, 730562), (417464, 669445), (521830, 535556)]