660538116

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137957}}^1$

素因数の和:137993

約数の個数: 72

約数和(自身を含む): 2008668480

約数和(自身を除く): 1348130364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 171, 228, 252, 266, 342, 399, 532, 684, 798, 1197, 1596, 2394, 4788, 137957, 275914, 413871, 551828, 827742, 965699, 1241613, 1655484, 1931398, 2483226, 2621183, 2897097, 3862796, 4966452, 5242366, 5794194, 7863549, 8691291, 10484732, 11588388, 15727098, 17382582, 18348281, 23590647, 31454196, 34765164, 36696562, 47181294, 55044843, 73393124, 94362588, 110089686, 165134529, 220179372, 330269058, 660538116]

約数ペア:

[(1, 660538116), (2, 330269058), (3, 220179372), (4, 165134529), (6, 110089686), (7, 94362588), (9, 73393124), (12, 55044843), (14, 47181294), (18, 36696562), (19, 34765164), (21, 31454196), (28, 23590647), (36, 18348281), (38, 17382582), (42, 15727098), (57, 11588388), (63, 10484732), (76, 8691291), (84, 7863549), (114, 5794194), (126, 5242366), (133, 4966452), (171, 3862796), (228, 2897097), (252, 2621183), (266, 2483226), (342, 1931398), (399, 1655484), (532, 1241613), (684, 965699), (798, 827742), (1197, 551828), (1596, 413871), (2394, 275914), (4788, 137957)]