51728880

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{751}}^1$

素因数の和:815

約数の個数: 160

約数和(自身を含む): 187987968

約数和(自身を除く): 136259088

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 41, 42, 48, 56, 60, 70, 80, 82, 84, 105, 112, 120, 123, 140, 164, 168, 205, 210, 240, 246, 280, 287, 328, 336, 410, 420, 492, 560, 574, 615, 656, 751, 820, 840, 861, 984, 1148, 1230, 1435, 1502, 1640, 1680, 1722, 1968, 2253, 2296, 2460, 2870, 3004, 3280, 3444, 3755, 4305, 4506, 4592, 4920, 5257, 5740, 6008, 6888, 7510, 8610, 9012, 9840, 10514, 11265, 11480, 12016, 13776, 15020, 15771, 17220, 18024, 21028, 22530, 22960, 26285, 30040, 30791, 31542, 34440, 36048, 42056, 45060, 52570, 60080, 61582, 63084, 68880, 78855, 84112, 90120, 92373, 105140, 123164, 126168, 153955, 157710, 180240, 184746, 210280, 215537, 246328, 252336, 307910, 315420, 369492, 420560, 431074, 461865, 492656, 615820, 630840, 646611, 738984, 862148, 923730, 1077685, 1231640, 1261680, 1293222, 1477968, 1724296, 1847460, 2155370, 2463280, 2586444, 3233055, 3448592, 3694920, 4310740, 5172888, 6466110, 7389840, 8621480, 10345776, 12932220, 17242960, 25864440, 51728880]

約数ペア:

[(1, 51728880), (2, 25864440), (3, 17242960), (4, 12932220), (5, 10345776), (6, 8621480), (7, 7389840), (8, 6466110), (10, 5172888), (12, 4310740), (14, 3694920), (15, 3448592), (16, 3233055), (20, 2586444), (21, 2463280), (24, 2155370), (28, 1847460), (30, 1724296), (35, 1477968), (40, 1293222), (41, 1261680), (42, 1231640), (48, 1077685), (56, 923730), (60, 862148), (70, 738984), (80, 646611), (82, 630840), (84, 615820), (105, 492656), (112, 461865), (120, 431074), (123, 420560), (140, 369492), (164, 315420), (168, 307910), (205, 252336), (210, 246328), (240, 215537), (246, 210280), (280, 184746), (287, 180240), (328, 157710), (336, 153955), (410, 126168), (420, 123164), (492, 105140), (560, 92373), (574, 90120), (615, 84112), (656, 78855), (751, 68880), (820, 63084), (840, 61582), (861, 60080), (984, 52570), (1148, 45060), (1230, 42056), (1435, 36048), (1502, 34440), (1640, 31542), (1680, 30791), (1722, 30040), (1968, 26285), (2253, 22960), (2296, 22530), (2460, 21028), (2870, 18024), (3004, 17220), (3280, 15771), (3444, 15020), (3755, 13776), (4305, 12016), (4506, 11480), (4592, 11265), (4920, 10514), (5257, 9840), (5740, 9012), (6008, 8610), (6888, 7510)]