18629190

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1$

素因数の和:339

約数の個数: 80

約数和(自身を含む): 50790960

約数和(自身を除く): 32161770

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 109, 135, 162, 211, 218, 270, 327, 405, 422, 545, 633, 654, 810, 981, 1055, 1090, 1266, 1635, 1899, 1962, 2110, 2943, 3165, 3270, 3798, 4905, 5697, 5886, 6330, 8829, 9495, 9810, 11394, 14715, 17091, 17658, 18990, 22999, 28485, 29430, 34182, 44145, 45998, 56970, 68997, 85455, 88290, 114995, 137994, 170910, 206991, 229990, 344985, 413982, 620973, 689970, 1034955, 1241946, 1862919, 2069910, 3104865, 3725838, 6209730, 9314595, 18629190]

約数ペア:

[(1, 18629190), (2, 9314595), (3, 6209730), (5, 3725838), (6, 3104865), (9, 2069910), (10, 1862919), (15, 1241946), (18, 1034955), (27, 689970), (30, 620973), (45, 413982), (54, 344985), (81, 229990), (90, 206991), (109, 170910), (135, 137994), (162, 114995), (211, 88290), (218, 85455), (270, 68997), (327, 56970), (405, 45998), (422, 44145), (545, 34182), (633, 29430), (654, 28485), (810, 22999), (981, 18990), (1055, 17658), (1090, 17091), (1266, 14715), (1635, 11394), (1899, 9810), (1962, 9495), (2110, 8829), (2943, 6330), (3165, 5886), (3270, 5697), (3798, 4905)]