2018708580

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{252971}}^1$

素因数の和:253009

約数の個数: 96

約数和(自身を含む): 6799887360

約数和(自身を除く): 4781178780

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 57, 60, 70, 76, 84, 95, 105, 114, 133, 140, 190, 210, 228, 266, 285, 380, 399, 420, 532, 570, 665, 798, 1140, 1330, 1596, 1995, 2660, 3990, 7980, 252971, 505942, 758913, 1011884, 1264855, 1517826, 1770797, 2529710, 3035652, 3541594, 3794565, 4806449, 5059420, 5312391, 7083188, 7589130, 8853985, 9612898, 10624782, 14419347, 15178260, 17707970, 19225796, 21249564, 24032245, 26561955, 28838694, 33645143, 35415940, 48064490, 53123910, 57677388, 67290286, 72096735, 96128980, 100935429, 106247820, 134580572, 144193470, 168225715, 201870858, 288386940, 336451430, 403741716, 504677145, 672902860, 1009354290, 2018708580]

約数ペア:

[(1, 2018708580), (2, 1009354290), (3, 672902860), (4, 504677145), (5, 403741716), (6, 336451430), (7, 288386940), (10, 201870858), (12, 168225715), (14, 144193470), (15, 134580572), (19, 106247820), (20, 100935429), (21, 96128980), (28, 72096735), (30, 67290286), (35, 57677388), (38, 53123910), (42, 48064490), (57, 35415940), (60, 33645143), (70, 28838694), (76, 26561955), (84, 24032245), (95, 21249564), (105, 19225796), (114, 17707970), (133, 15178260), (140, 14419347), (190, 10624782), (210, 9612898), (228, 8853985), (266, 7589130), (285, 7083188), (380, 5312391), (399, 5059420), (420, 4806449), (532, 3794565), (570, 3541594), (665, 3035652), (798, 2529710), (1140, 1770797), (1330, 1517826), (1596, 1264855), (1995, 1011884), (2660, 758913), (3990, 505942), (7980, 252971)]