198630540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8689}}^1$

素因数の和:8831

約数の個数: 72

約数和(自身を含む): 607326720

約数和(自身を除く): 408696180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 127, 180, 254, 381, 508, 635, 762, 1143, 1270, 1524, 1905, 2286, 2540, 3810, 4572, 5715, 7620, 8689, 11430, 17378, 22860, 26067, 34756, 43445, 52134, 78201, 86890, 104268, 130335, 156402, 173780, 260670, 312804, 391005, 521340, 782010, 1103503, 1564020, 2207006, 3310509, 4414012, 5517515, 6621018, 9931527, 11035030, 13242036, 16552545, 19863054, 22070060, 33105090, 39726108, 49657635, 66210180, 99315270, 198630540]

約数ペア:

[(1, 198630540), (2, 99315270), (3, 66210180), (4, 49657635), (5, 39726108), (6, 33105090), (9, 22070060), (10, 19863054), (12, 16552545), (15, 13242036), (18, 11035030), (20, 9931527), (30, 6621018), (36, 5517515), (45, 4414012), (60, 3310509), (90, 2207006), (127, 1564020), (180, 1103503), (254, 782010), (381, 521340), (508, 391005), (635, 312804), (762, 260670), (1143, 173780), (1270, 156402), (1524, 130335), (1905, 104268), (2286, 86890), (2540, 78201), (3810, 52134), (4572, 43445), (5715, 34756), (7620, 26067), (8689, 22860), (11430, 17378)]