178347780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{383}}^1$

素因数の和:610

約数の個数: 144

約数和(自身を含む): 587059200

約数和(自身を除く): 408711420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 199, 234, 260, 383, 390, 398, 468, 585, 597, 766, 780, 796, 995, 1149, 1170, 1194, 1532, 1791, 1915, 1990, 2298, 2340, 2388, 2587, 2985, 3447, 3582, 3830, 3980, 4596, 4979, 5174, 5745, 5970, 6894, 7164, 7660, 7761, 8955, 9958, 10348, 11490, 11940, 12935, 13788, 14937, 15522, 17235, 17910, 19916, 22980, 23283, 24895, 25870, 29874, 31044, 34470, 35820, 38805, 44811, 46566, 49790, 51740, 59748, 68940, 74685, 76217, 77610, 89622, 93132, 99580, 116415, 149370, 152434, 155220, 179244, 224055, 228651, 232830, 298740, 304868, 381085, 448110, 457302, 465660, 685953, 762170, 896220, 914604, 990821, 1143255, 1371906, 1524340, 1981642, 2286510, 2743812, 2972463, 3429765, 3963284, 4573020, 4954105, 5944926, 6859530, 8917389, 9908210, 11889852, 13719060, 14862315, 17834778, 19816420, 29724630, 35669556, 44586945, 59449260, 89173890, 178347780]

約数ペア:

[(1, 178347780), (2, 89173890), (3, 59449260), (4, 44586945), (5, 35669556), (6, 29724630), (9, 19816420), (10, 17834778), (12, 14862315), (13, 13719060), (15, 11889852), (18, 9908210), (20, 8917389), (26, 6859530), (30, 5944926), (36, 4954105), (39, 4573020), (45, 3963284), (52, 3429765), (60, 2972463), (65, 2743812), (78, 2286510), (90, 1981642), (117, 1524340), (130, 1371906), (156, 1143255), (180, 990821), (195, 914604), (199, 896220), (234, 762170), (260, 685953), (383, 465660), (390, 457302), (398, 448110), (468, 381085), (585, 304868), (597, 298740), (766, 232830), (780, 228651), (796, 224055), (995, 179244), (1149, 155220), (1170, 152434), (1194, 149370), (1532, 116415), (1791, 99580), (1915, 93132), (1990, 89622), (2298, 77610), (2340, 76217), (2388, 74685), (2587, 68940), (2985, 59748), (3447, 51740), (3582, 49790), (3830, 46566), (3980, 44811), (4596, 38805), (4979, 35820), (5174, 34470), (5745, 31044), (5970, 29874), (6894, 25870), (7164, 24895), (7660, 23283), (7761, 22980), (8955, 19916), (9958, 17910), (10348, 17235), (11490, 15522), (11940, 14937), (12935, 13788)]