420495660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{601}}^1$

素因数の和:665

約数の個数: 216

約数和(自身を含む): 1443615264

約数和(自身を除く): 1023119604

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 23, 26, 30, 36, 39, 45, 46, 52, 60, 65, 69, 78, 90, 92, 115, 117, 130, 138, 156, 169, 180, 195, 207, 230, 234, 260, 276, 299, 338, 345, 390, 414, 460, 468, 507, 585, 598, 601, 676, 690, 780, 828, 845, 897, 1014, 1035, 1170, 1196, 1202, 1380, 1495, 1521, 1690, 1794, 1803, 2028, 2070, 2340, 2404, 2535, 2691, 2990, 3005, 3042, 3380, 3588, 3606, 3887, 4140, 4485, 5070, 5382, 5409, 5980, 6010, 6084, 7212, 7605, 7774, 7813, 8970, 9015, 10140, 10764, 10818, 11661, 12020, 13455, 13823, 15210, 15548, 15626, 17940, 18030, 19435, 21636, 23322, 23439, 26910, 27045, 27646, 30420, 31252, 34983, 36060, 38870, 39065, 41469, 46644, 46878, 53820, 54090, 55292, 58305, 69115, 69966, 70317, 77740, 78130, 82938, 93756, 101569, 108180, 116610, 117195, 124407, 138230, 139932, 140634, 156260, 165876, 174915, 179699, 203138, 207345, 233220, 234390, 248814, 276460, 281268, 304707, 349830, 351585, 359398, 406276, 414690, 468780, 497628, 507845, 539097, 609414, 622035, 699660, 703170, 718796, 829380, 898495, 914121, 1015690, 1078194, 1218828, 1244070, 1406340, 1523535, 1617291, 1796990, 1828242, 2031380, 2156388, 2336087, 2488140, 2695485, 3047070, 3234582, 3593980, 3656484, 4570605, 4672174, 5390970, 6094140, 6469164, 7008261, 8086455, 9141210, 9344348, 10781940, 11680435, 14016522, 16172910, 18282420, 21024783, 23360870, 28033044, 32345820, 35041305, 42049566, 46721740, 70082610, 84099132, 105123915, 140165220, 210247830, 420495660]

約数ペア:

[(1, 420495660), (2, 210247830), (3, 140165220), (4, 105123915), (5, 84099132), (6, 70082610), (9, 46721740), (10, 42049566), (12, 35041305), (13, 32345820), (15, 28033044), (18, 23360870), (20, 21024783), (23, 18282420), (26, 16172910), (30, 14016522), (36, 11680435), (39, 10781940), (45, 9344348), (46, 9141210), (52, 8086455), (60, 7008261), (65, 6469164), (69, 6094140), (78, 5390970), (90, 4672174), (92, 4570605), (115, 3656484), (117, 3593980), (130, 3234582), (138, 3047070), (156, 2695485), (169, 2488140), (180, 2336087), (195, 2156388), (207, 2031380), (230, 1828242), (234, 1796990), (260, 1617291), (276, 1523535), (299, 1406340), (338, 1244070), (345, 1218828), (390, 1078194), (414, 1015690), (460, 914121), (468, 898495), (507, 829380), (585, 718796), (598, 703170), (601, 699660), (676, 622035), (690, 609414), (780, 539097), (828, 507845), (845, 497628), (897, 468780), (1014, 414690), (1035, 406276), (1170, 359398), (1196, 351585), (1202, 349830), (1380, 304707), (1495, 281268), (1521, 276460), (1690, 248814), (1794, 234390), (1803, 233220), (2028, 207345), (2070, 203138), (2340, 179699), (2404, 174915), (2535, 165876), (2691, 156260), (2990, 140634), (3005, 139932), (3042, 138230), (3380, 124407), (3588, 117195), (3606, 116610), (3887, 108180), (4140, 101569), (4485, 93756), (5070, 82938), (5382, 78130), (5409, 77740), (5980, 70317), (6010, 69966), (6084, 69115), (7212, 58305), (7605, 55292), (7774, 54090), (7813, 53820), (8970, 46878), (9015, 46644), (10140, 41469), (10764, 39065), (10818, 38870), (11661, 36060), (12020, 34983), (13455, 31252), (13823, 30420), (15210, 27646), (15548, 27045), (15626, 26910), (17940, 23439), (18030, 23322), (19435, 21636)]