218319660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1181}}^1$

素因数の和:1288

約数の個数: 144

約数和(自身を含む): 722816640

約数和(自身を除く): 504496980

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, 316, 390, 395, 468, 474, 585, 711, 780, 790, 948, 1027, 1170, 1181, 1185, 1422, 1580, 2054, 2340, 2362, 2370, 2844, 3081, 3543, 3555, 4108, 4724, 4740, 5135, 5905, 6162, 7086, 7110, 9243, 10270, 10629, 11810, 12324, 14172, 14220, 15353, 15405, 17715, 18486, 20540, 21258, 23620, 30706, 30810, 35430, 36972, 42516, 46059, 46215, 53145, 61412, 61620, 70860, 76765, 92118, 92430, 93299, 106290, 138177, 153530, 184236, 184860, 186598, 212580, 230295, 276354, 279897, 307060, 373196, 460590, 466495, 552708, 559794, 690885, 839691, 921180, 932990, 1119588, 1212887, 1381770, 1399485, 1679382, 1865980, 2425774, 2763540, 2798970, 3358764, 3638661, 4198455, 4851548, 5597940, 6064435, 7277322, 8396910, 10915983, 12128870, 14554644, 16793820, 18193305, 21831966, 24257740, 36386610, 43663932, 54579915, 72773220, 109159830, 218319660]

約数ペア:

[(1, 218319660), (2, 109159830), (3, 72773220), (4, 54579915), (5, 43663932), (6, 36386610), (9, 24257740), (10, 21831966), (12, 18193305), (13, 16793820), (15, 14554644), (18, 12128870), (20, 10915983), (26, 8396910), (30, 7277322), (36, 6064435), (39, 5597940), (45, 4851548), (52, 4198455), (60, 3638661), (65, 3358764), (78, 2798970), (79, 2763540), (90, 2425774), (117, 1865980), (130, 1679382), (156, 1399485), (158, 1381770), (180, 1212887), (195, 1119588), (234, 932990), (237, 921180), (260, 839691), (316, 690885), (390, 559794), (395, 552708), (468, 466495), (474, 460590), (585, 373196), (711, 307060), (780, 279897), (790, 276354), (948, 230295), (1027, 212580), (1170, 186598), (1181, 184860), (1185, 184236), (1422, 153530), (1580, 138177), (2054, 106290), (2340, 93299), (2362, 92430), (2370, 92118), (2844, 76765), (3081, 70860), (3543, 61620), (3555, 61412), (4108, 53145), (4724, 46215), (4740, 46059), (5135, 42516), (5905, 36972), (6162, 35430), (7086, 30810), (7110, 30706), (9243, 23620), (10270, 21258), (10629, 20540), (11810, 18486), (12324, 17715), (14172, 15405), (14220, 15353)]