57491460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{311}}^1$

素因数の和:418

約数の個数: 144

約数和(自身を含む): 190794240

約数和(自身を除く): 133302780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 79, 90, 117, 130, 156, 158, 180, 195, 234, 237, 260, 311, 316, 390, 395, 468, 474, 585, 622, 711, 780, 790, 933, 948, 1027, 1170, 1185, 1244, 1422, 1555, 1580, 1866, 2054, 2340, 2370, 2799, 2844, 3081, 3110, 3555, 3732, 4043, 4108, 4665, 4740, 5135, 5598, 6162, 6220, 7110, 8086, 9243, 9330, 10270, 11196, 12129, 12324, 13995, 14220, 15405, 16172, 18486, 18660, 20215, 20540, 24258, 24569, 27990, 30810, 36387, 36972, 40430, 46215, 48516, 49138, 55980, 60645, 61620, 72774, 73707, 80860, 92430, 98276, 121290, 122845, 145548, 147414, 181935, 184860, 221121, 242580, 245690, 294828, 319397, 363870, 368535, 442242, 491380, 638794, 727740, 737070, 884484, 958191, 1105605, 1277588, 1474140, 1596985, 1916382, 2211210, 2874573, 3193970, 3832764, 4422420, 4790955, 5749146, 6387940, 9581910, 11498292, 14372865, 19163820, 28745730, 57491460]

約数ペア:

[(1, 57491460), (2, 28745730), (3, 19163820), (4, 14372865), (5, 11498292), (6, 9581910), (9, 6387940), (10, 5749146), (12, 4790955), (13, 4422420), (15, 3832764), (18, 3193970), (20, 2874573), (26, 2211210), (30, 1916382), (36, 1596985), (39, 1474140), (45, 1277588), (52, 1105605), (60, 958191), (65, 884484), (78, 737070), (79, 727740), (90, 638794), (117, 491380), (130, 442242), (156, 368535), (158, 363870), (180, 319397), (195, 294828), (234, 245690), (237, 242580), (260, 221121), (311, 184860), (316, 181935), (390, 147414), (395, 145548), (468, 122845), (474, 121290), (585, 98276), (622, 92430), (711, 80860), (780, 73707), (790, 72774), (933, 61620), (948, 60645), (1027, 55980), (1170, 49138), (1185, 48516), (1244, 46215), (1422, 40430), (1555, 36972), (1580, 36387), (1866, 30810), (2054, 27990), (2340, 24569), (2370, 24258), (2799, 20540), (2844, 20215), (3081, 18660), (3110, 18486), (3555, 16172), (3732, 15405), (4043, 14220), (4108, 13995), (4665, 12324), (4740, 12129), (5135, 11196), (5598, 10270), (6162, 9330), (6220, 9243), (7110, 8086)]