855562890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{3967}}^1$

素因数の和:4076

約数の個数: 128

約数和(自身を含む): 2559836160

約数和(自身を除く): 1704273270

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 79, 91, 105, 130, 158, 182, 195, 210, 237, 273, 390, 395, 455, 474, 546, 553, 790, 910, 1027, 1106, 1185, 1365, 1659, 2054, 2370, 2730, 2765, 3081, 3318, 3967, 5135, 5530, 6162, 7189, 7934, 8295, 10270, 11901, 14378, 15405, 16590, 19835, 21567, 23802, 27769, 30810, 35945, 39670, 43134, 51571, 55538, 59505, 71890, 83307, 103142, 107835, 119010, 138845, 154713, 166614, 215670, 257855, 277690, 309426, 313393, 360997, 416535, 515710, 626786, 721994, 773565, 833070, 940179, 1082991, 1547130, 1566965, 1804985, 1880358, 2165982, 2193751, 3133930, 3609970, 4074109, 4387502, 4700895, 5414955, 6581253, 8148218, 9401790, 10829910, 10968755, 12222327, 13162506, 20370545, 21937510, 24444654, 28518763, 32906265, 40741090, 57037526, 61111635, 65812530, 85556289, 122223270, 142593815, 171112578, 285187630, 427781445, 855562890]

約数ペア:

[(1, 855562890), (2, 427781445), (3, 285187630), (5, 171112578), (6, 142593815), (7, 122223270), (10, 85556289), (13, 65812530), (14, 61111635), (15, 57037526), (21, 40741090), (26, 32906265), (30, 28518763), (35, 24444654), (39, 21937510), (42, 20370545), (65, 13162506), (70, 12222327), (78, 10968755), (79, 10829910), (91, 9401790), (105, 8148218), (130, 6581253), (158, 5414955), (182, 4700895), (195, 4387502), (210, 4074109), (237, 3609970), (273, 3133930), (390, 2193751), (395, 2165982), (455, 1880358), (474, 1804985), (546, 1566965), (553, 1547130), (790, 1082991), (910, 940179), (1027, 833070), (1106, 773565), (1185, 721994), (1365, 626786), (1659, 515710), (2054, 416535), (2370, 360997), (2730, 313393), (2765, 309426), (3081, 277690), (3318, 257855), (3967, 215670), (5135, 166614), (5530, 154713), (6162, 138845), (7189, 119010), (7934, 107835), (8295, 103142), (10270, 83307), (11901, 71890), (14378, 59505), (15405, 55538), (16590, 51571), (19835, 43134), (21567, 39670), (23802, 35945), (27769, 30810)]