387946260

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{13}}^3\times {\mathrm{109}}^1$

素因数の和:169

約数の個数: 240

約数和(自身を含む): 1330467600

約数和(自身を除く): 942521340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 27, 30, 36, 39, 45, 52, 54, 60, 65, 78, 81, 90, 108, 109, 117, 130, 135, 156, 162, 169, 180, 195, 218, 234, 260, 270, 324, 327, 338, 351, 390, 405, 436, 468, 507, 540, 545, 585, 654, 676, 702, 780, 810, 845, 981, 1014, 1053, 1090, 1170, 1308, 1404, 1417, 1521, 1620, 1635, 1690, 1755, 1962, 2028, 2106, 2180, 2197, 2340, 2535, 2834, 2943, 3042, 3270, 3380, 3510, 3924, 4212, 4251, 4394, 4563, 4905, 5070, 5265, 5668, 5886, 6084, 6540, 6591, 7020, 7085, 7605, 8502, 8788, 8829, 9126, 9810, 10140, 10530, 10985, 11772, 12753, 13182, 13689, 14170, 14715, 15210, 17004, 17658, 18252, 18421, 19620, 19773, 21060, 21255, 21970, 22815, 25506, 26364, 27378, 28340, 29430, 30420, 32955, 35316, 36842, 38259, 39546, 42510, 43940, 44145, 45630, 51012, 54756, 55263, 58860, 59319, 63765, 65910, 68445, 73684, 76518, 79092, 85020, 88290, 91260, 92105, 98865, 110526, 114777, 118638, 127530, 131820, 136890, 153036, 165789, 176580, 177957, 184210, 191295, 197730, 221052, 229554, 237276, 239473, 255060, 273780, 276315, 296595, 331578, 355914, 368420, 382590, 395460, 459108, 478946, 497367, 552630, 573885, 593190, 663156, 711828, 718419, 765180, 828945, 889785, 957892, 994734, 1105260, 1147770, 1186380, 1197365, 1436838, 1492101, 1657890, 1779570, 1989468, 2155257, 2295540, 2394730, 2486835, 2873676, 2984202, 3315780, 3559140, 3592095, 4310514, 4789460, 4973670, 5968404, 6465771, 7184190, 7460505, 8621028, 9947340, 10776285, 12931542, 14368380, 14921010, 19397313, 21552570, 25863084, 29842020, 32328855, 38794626, 43105140, 64657710, 77589252, 96986565, 129315420, 193973130, 387946260]

約数ペア:

[(1, 387946260), (2, 193973130), (3, 129315420), (4, 96986565), (5, 77589252), (6, 64657710), (9, 43105140), (10, 38794626), (12, 32328855), (13, 29842020), (15, 25863084), (18, 21552570), (20, 19397313), (26, 14921010), (27, 14368380), (30, 12931542), (36, 10776285), (39, 9947340), (45, 8621028), (52, 7460505), (54, 7184190), (60, 6465771), (65, 5968404), (78, 4973670), (81, 4789460), (90, 4310514), (108, 3592095), (109, 3559140), (117, 3315780), (130, 2984202), (135, 2873676), (156, 2486835), (162, 2394730), (169, 2295540), (180, 2155257), (195, 1989468), (218, 1779570), (234, 1657890), (260, 1492101), (270, 1436838), (324, 1197365), (327, 1186380), (338, 1147770), (351, 1105260), (390, 994734), (405, 957892), (436, 889785), (468, 828945), (507, 765180), (540, 718419), (545, 711828), (585, 663156), (654, 593190), (676, 573885), (702, 552630), (780, 497367), (810, 478946), (845, 459108), (981, 395460), (1014, 382590), (1053, 368420), (1090, 355914), (1170, 331578), (1308, 296595), (1404, 276315), (1417, 273780), (1521, 255060), (1620, 239473), (1635, 237276), (1690, 229554), (1755, 221052), (1962, 197730), (2028, 191295), (2106, 184210), (2180, 177957), (2197, 176580), (2340, 165789), (2535, 153036), (2834, 136890), (2943, 131820), (3042, 127530), (3270, 118638), (3380, 114777), (3510, 110526), (3924, 98865), (4212, 92105), (4251, 91260), (4394, 88290), (4563, 85020), (4905, 79092), (5070, 76518), (5265, 73684), (5668, 68445), (5886, 65910), (6084, 63765), (6540, 59319), (6591, 58860), (7020, 55263), (7085, 54756), (7605, 51012), (8502, 45630), (8788, 44145), (8829, 43940), (9126, 42510), (9810, 39546), (10140, 38259), (10530, 36842), (10985, 35316), (11772, 32955), (12753, 30420), (13182, 29430), (13689, 28340), (14170, 27378), (14715, 26364), (15210, 25506), (17004, 22815), (17658, 21970), (18252, 21255), (18421, 21060), (19620, 19773)]