177454980

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:386

約数の個数: 144

約数和(自身を含む): 558702144

約数和(自身を除く): 381247164

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 43, 45, 60, 86, 90, 101, 129, 172, 180, 202, 215, 227, 258, 303, 387, 404, 430, 454, 505, 516, 606, 645, 681, 774, 860, 908, 909, 1010, 1135, 1212, 1290, 1362, 1515, 1548, 1818, 1935, 2020, 2043, 2270, 2580, 2724, 3030, 3405, 3636, 3870, 4086, 4343, 4540, 4545, 6060, 6810, 7740, 8172, 8686, 9090, 9761, 10215, 13029, 13620, 17372, 18180, 19522, 20430, 21715, 22927, 26058, 29283, 39044, 39087, 40860, 43430, 45854, 48805, 52116, 58566, 65145, 68781, 78174, 86860, 87849, 91708, 97610, 114635, 117132, 130290, 137562, 146415, 156348, 175698, 195220, 195435, 206343, 229270, 260580, 275124, 292830, 343905, 351396, 390870, 412686, 439245, 458540, 585660, 687810, 781740, 825372, 878490, 985861, 1031715, 1375620, 1756980, 1971722, 2063430, 2957583, 3943444, 4126860, 4929305, 5915166, 8872749, 9858610, 11830332, 14787915, 17745498, 19717220, 29575830, 35490996, 44363745, 59151660, 88727490, 177454980]

約数ペア:

[(1, 177454980), (2, 88727490), (3, 59151660), (4, 44363745), (5, 35490996), (6, 29575830), (9, 19717220), (10, 17745498), (12, 14787915), (15, 11830332), (18, 9858610), (20, 8872749), (30, 5915166), (36, 4929305), (43, 4126860), (45, 3943444), (60, 2957583), (86, 2063430), (90, 1971722), (101, 1756980), (129, 1375620), (172, 1031715), (180, 985861), (202, 878490), (215, 825372), (227, 781740), (258, 687810), (303, 585660), (387, 458540), (404, 439245), (430, 412686), (454, 390870), (505, 351396), (516, 343905), (606, 292830), (645, 275124), (681, 260580), (774, 229270), (860, 206343), (908, 195435), (909, 195220), (1010, 175698), (1135, 156348), (1212, 146415), (1290, 137562), (1362, 130290), (1515, 117132), (1548, 114635), (1818, 97610), (1935, 91708), (2020, 87849), (2043, 86860), (2270, 78174), (2580, 68781), (2724, 65145), (3030, 58566), (3405, 52116), (3636, 48805), (3870, 45854), (4086, 43430), (4343, 40860), (4540, 39087), (4545, 39044), (6060, 29283), (6810, 26058), (7740, 22927), (8172, 21715), (8686, 20430), (9090, 19522), (9761, 18180), (10215, 17372), (13029, 13620)]