73800120

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{2393}}^1$

素因数の和:2664

約数の個数: 64

約数和(自身を含む): 222354720

約数和(自身を除く): 148554600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 257, 514, 771, 1028, 1285, 1542, 2056, 2393, 2570, 3084, 3855, 4786, 5140, 6168, 7179, 7710, 9572, 10280, 11965, 14358, 15420, 19144, 23930, 28716, 30840, 35895, 47860, 57432, 71790, 95720, 143580, 287160, 615001, 1230002, 1845003, 2460004, 3075005, 3690006, 4920008, 6150010, 7380012, 9225015, 12300020, 14760024, 18450030, 24600040, 36900060, 73800120]

約数ペア:

[(1, 73800120), (2, 36900060), (3, 24600040), (4, 18450030), (5, 14760024), (6, 12300020), (8, 9225015), (10, 7380012), (12, 6150010), (15, 4920008), (20, 3690006), (24, 3075005), (30, 2460004), (40, 1845003), (60, 1230002), (120, 615001), (257, 287160), (514, 143580), (771, 95720), (1028, 71790), (1285, 57432), (1542, 47860), (2056, 35895), (2393, 30840), (2570, 28716), (3084, 23930), (3855, 19144), (4786, 15420), (5140, 14358), (6168, 11965), (7179, 10280), (7710, 9572)]