1018889460

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{193}}^1\times {\mathrm{211}}^1$

素因数の和:558

約数の個数: 144

約数和(自身を含む): 3143824320

約数和(自身を除く): 2124934860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 139, 180, 193, 211, 278, 386, 417, 422, 556, 579, 633, 695, 772, 834, 844, 965, 1055, 1158, 1251, 1266, 1390, 1668, 1737, 1899, 1930, 2085, 2110, 2316, 2502, 2532, 2780, 2895, 3165, 3474, 3798, 3860, 4170, 4220, 5004, 5790, 6255, 6330, 6948, 7596, 8340, 8685, 9495, 11580, 12510, 12660, 17370, 18990, 25020, 26827, 29329, 34740, 37980, 40723, 53654, 58658, 80481, 81446, 87987, 107308, 117316, 122169, 134135, 146645, 160962, 162892, 175974, 203615, 241443, 244338, 263961, 268270, 293290, 321924, 351948, 366507, 402405, 407230, 439935, 482886, 488676, 527922, 536540, 586580, 610845, 733014, 804810, 814460, 879870, 965772, 1055844, 1207215, 1221690, 1319805, 1466028, 1609620, 1759740, 1832535, 2414430, 2443380, 2639610, 3665070, 4828860, 5279220, 5660497, 7330140, 11320994, 16981491, 22641988, 28302485, 33962982, 50944473, 56604970, 67925964, 84907455, 101888946, 113209940, 169814910, 203777892, 254722365, 339629820, 509444730, 1018889460]

約数ペア:

[(1, 1018889460), (2, 509444730), (3, 339629820), (4, 254722365), (5, 203777892), (6, 169814910), (9, 113209940), (10, 101888946), (12, 84907455), (15, 67925964), (18, 56604970), (20, 50944473), (30, 33962982), (36, 28302485), (45, 22641988), (60, 16981491), (90, 11320994), (139, 7330140), (180, 5660497), (193, 5279220), (211, 4828860), (278, 3665070), (386, 2639610), (417, 2443380), (422, 2414430), (556, 1832535), (579, 1759740), (633, 1609620), (695, 1466028), (772, 1319805), (834, 1221690), (844, 1207215), (965, 1055844), (1055, 965772), (1158, 879870), (1251, 814460), (1266, 804810), (1390, 733014), (1668, 610845), (1737, 586580), (1899, 536540), (1930, 527922), (2085, 488676), (2110, 482886), (2316, 439935), (2502, 407230), (2532, 402405), (2780, 366507), (2895, 351948), (3165, 321924), (3474, 293290), (3798, 268270), (3860, 263961), (4170, 244338), (4220, 241443), (5004, 203615), (5790, 175974), (6255, 162892), (6330, 160962), (6948, 146645), (7596, 134135), (8340, 122169), (8685, 117316), (9495, 107308), (11580, 87987), (12510, 81446), (12660, 80481), (17370, 58658), (18990, 53654), (25020, 40723), (26827, 37980), (29329, 34740)]