181668240

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{1493}}^1$

素因数の和:1538

約数の個数: 180

約数和(自身を含む): 661086036

約数和(自身を除く): 479417796

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 104, 117, 120, 130, 144, 156, 169, 180, 195, 208, 234, 240, 260, 312, 338, 360, 390, 468, 507, 520, 585, 624, 676, 720, 780, 845, 936, 1014, 1040, 1170, 1352, 1493, 1521, 1560, 1690, 1872, 2028, 2340, 2535, 2704, 2986, 3042, 3120, 3380, 4056, 4479, 4680, 5070, 5972, 6084, 6760, 7465, 7605, 8112, 8958, 9360, 10140, 11944, 12168, 13437, 13520, 14930, 15210, 17916, 19409, 20280, 22395, 23888, 24336, 26874, 29860, 30420, 35832, 38818, 40560, 44790, 53748, 58227, 59720, 60840, 67185, 71664, 77636, 89580, 97045, 107496, 116454, 119440, 121680, 134370, 155272, 174681, 179160, 194090, 214992, 232908, 252317, 268740, 291135, 310544, 349362, 358320, 388180, 465816, 504634, 537480, 582270, 698724, 756951, 776360, 873405, 931632, 1009268, 1074960, 1164540, 1261585, 1397448, 1513902, 1552720, 1746810, 2018536, 2270853, 2329080, 2523170, 2794896, 3027804, 3493620, 3784755, 4037072, 4541706, 4658160, 5046340, 6055608, 6987240, 7569510, 9083412, 10092680, 11354265, 12111216, 13974480, 15139020, 18166824, 20185360, 22708530, 30278040, 36333648, 45417060, 60556080, 90834120, 181668240]

約数ペア:

[(1, 181668240), (2, 90834120), (3, 60556080), (4, 45417060), (5, 36333648), (6, 30278040), (8, 22708530), (9, 20185360), (10, 18166824), (12, 15139020), (13, 13974480), (15, 12111216), (16, 11354265), (18, 10092680), (20, 9083412), (24, 7569510), (26, 6987240), (30, 6055608), (36, 5046340), (39, 4658160), (40, 4541706), (45, 4037072), (48, 3784755), (52, 3493620), (60, 3027804), (65, 2794896), (72, 2523170), (78, 2329080), (80, 2270853), (90, 2018536), (104, 1746810), (117, 1552720), (120, 1513902), (130, 1397448), (144, 1261585), (156, 1164540), (169, 1074960), (180, 1009268), (195, 931632), (208, 873405), (234, 776360), (240, 756951), (260, 698724), (312, 582270), (338, 537480), (360, 504634), (390, 465816), (468, 388180), (507, 358320), (520, 349362), (585, 310544), (624, 291135), (676, 268740), (720, 252317), (780, 232908), (845, 214992), (936, 194090), (1014, 179160), (1040, 174681), (1170, 155272), (1352, 134370), (1493, 121680), (1521, 119440), (1560, 116454), (1690, 107496), (1872, 97045), (2028, 89580), (2340, 77636), (2535, 71664), (2704, 67185), (2986, 60840), (3042, 59720), (3120, 58227), (3380, 53748), (4056, 44790), (4479, 40560), (4680, 38818), (5070, 35832), (5972, 30420), (6084, 29860), (6760, 26874), (7465, 24336), (7605, 23888), (8112, 22395), (8958, 20280), (9360, 19409), (10140, 17916), (11944, 15210), (12168, 14930), (13437, 13520)]