393941520

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{78163}}^1$

素因数の和:78189

約数の個数: 120

約数和(自身を含む): 1512004416

約数和(自身を除く): 1118062896

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 105, 112, 120, 126, 140, 144, 168, 180, 210, 240, 252, 280, 315, 336, 360, 420, 504, 560, 630, 720, 840, 1008, 1260, 1680, 2520, 5040, 78163, 156326, 234489, 312652, 390815, 468978, 547141, 625304, 703467, 781630, 937956, 1094282, 1172445, 1250608, 1406934, 1563260, 1641423, 1875912, 2188564, 2344890, 2735705, 2813868, 3126520, 3282846, 3517335, 3751824, 4377128, 4689780, 4924269, 5471410, 5627736, 6253040, 6565692, 7034670, 8207115, 8754256, 9379560, 9848538, 10942820, 11255472, 13131384, 14069340, 16414230, 18759120, 19697076, 21885640, 24621345, 26262768, 28138680, 32828460, 39394152, 43771280, 49242690, 56277360, 65656920, 78788304, 98485380, 131313840, 196970760, 393941520]

約数ペア:

[(1, 393941520), (2, 196970760), (3, 131313840), (4, 98485380), (5, 78788304), (6, 65656920), (7, 56277360), (8, 49242690), (9, 43771280), (10, 39394152), (12, 32828460), (14, 28138680), (15, 26262768), (16, 24621345), (18, 21885640), (20, 19697076), (21, 18759120), (24, 16414230), (28, 14069340), (30, 13131384), (35, 11255472), (36, 10942820), (40, 9848538), (42, 9379560), (45, 8754256), (48, 8207115), (56, 7034670), (60, 6565692), (63, 6253040), (70, 5627736), (72, 5471410), (80, 4924269), (84, 4689780), (90, 4377128), (105, 3751824), (112, 3517335), (120, 3282846), (126, 3126520), (140, 2813868), (144, 2735705), (168, 2344890), (180, 2188564), (210, 1875912), (240, 1641423), (252, 1563260), (280, 1406934), (315, 1250608), (336, 1172445), (360, 1094282), (420, 937956), (504, 781630), (560, 703467), (630, 625304), (720, 547141), (840, 468978), (1008, 390815), (1260, 312652), (1680, 234489), (2520, 156326), (5040, 78163)]