28232520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{1579}}^1$

素因数の和:1742

約数の個数: 64

約数和(自身を含む): 85320000

約数和(自身を除く): 57087480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 149, 298, 447, 596, 745, 894, 1192, 1490, 1579, 1788, 2235, 2980, 3158, 3576, 4470, 4737, 5960, 6316, 7895, 8940, 9474, 12632, 15790, 17880, 18948, 23685, 31580, 37896, 47370, 63160, 94740, 189480, 235271, 470542, 705813, 941084, 1176355, 1411626, 1882168, 2352710, 2823252, 3529065, 4705420, 5646504, 7058130, 9410840, 14116260, 28232520]

約数ペア:

[(1, 28232520), (2, 14116260), (3, 9410840), (4, 7058130), (5, 5646504), (6, 4705420), (8, 3529065), (10, 2823252), (12, 2352710), (15, 1882168), (20, 1411626), (24, 1176355), (30, 941084), (40, 705813), (60, 470542), (120, 235271), (149, 189480), (298, 94740), (447, 63160), (596, 47370), (745, 37896), (894, 31580), (1192, 23685), (1490, 18948), (1579, 17880), (1788, 15790), (2235, 12632), (2980, 9474), (3158, 8940), (3576, 7895), (4470, 6316), (4737, 5960)]