28152060

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{149}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 82252800

約数和(自身を除く): 54100740

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 47, 60, 67, 94, 134, 141, 149, 188, 201, 235, 268, 282, 298, 335, 402, 447, 470, 564, 596, 670, 705, 745, 804, 894, 940, 1005, 1340, 1410, 1490, 1788, 2010, 2235, 2820, 2980, 3149, 4020, 4470, 6298, 7003, 8940, 9447, 9983, 12596, 14006, 15745, 18894, 19966, 21009, 28012, 29949, 31490, 35015, 37788, 39932, 42018, 47235, 49915, 59898, 62980, 70030, 84036, 94470, 99830, 105045, 119796, 140060, 149745, 188940, 199660, 210090, 299490, 420180, 469201, 598980, 938402, 1407603, 1876804, 2346005, 2815206, 4692010, 5630412, 7038015, 9384020, 14076030, 28152060]

約数ペア:

[(1, 28152060), (2, 14076030), (3, 9384020), (4, 7038015), (5, 5630412), (6, 4692010), (10, 2815206), (12, 2346005), (15, 1876804), (20, 1407603), (30, 938402), (47, 598980), (60, 469201), (67, 420180), (94, 299490), (134, 210090), (141, 199660), (149, 188940), (188, 149745), (201, 140060), (235, 119796), (268, 105045), (282, 99830), (298, 94470), (335, 84036), (402, 70030), (447, 62980), (470, 59898), (564, 49915), (596, 47235), (670, 42018), (705, 39932), (745, 37788), (804, 35015), (894, 31490), (940, 29949), (1005, 28012), (1340, 21009), (1410, 19966), (1490, 18894), (1788, 15745), (2010, 14006), (2235, 12596), (2820, 9983), (2980, 9447), (3149, 8940), (4020, 7003), (4470, 6298)]