42645780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{2999}}^1$

素因数の和:3093

約数の個数: 72

約数和(自身を含む): 131040000

約数和(自身を除く): 88394220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 79, 90, 158, 180, 237, 316, 395, 474, 711, 790, 948, 1185, 1422, 1580, 2370, 2844, 2999, 3555, 4740, 5998, 7110, 8997, 11996, 14220, 14995, 17994, 26991, 29990, 35988, 44985, 53982, 59980, 89970, 107964, 134955, 179940, 236921, 269910, 473842, 539820, 710763, 947684, 1184605, 1421526, 2132289, 2369210, 2843052, 3553815, 4264578, 4738420, 7107630, 8529156, 10661445, 14215260, 21322890, 42645780]

約数ペア:

[(1, 42645780), (2, 21322890), (3, 14215260), (4, 10661445), (5, 8529156), (6, 7107630), (9, 4738420), (10, 4264578), (12, 3553815), (15, 2843052), (18, 2369210), (20, 2132289), (30, 1421526), (36, 1184605), (45, 947684), (60, 710763), (79, 539820), (90, 473842), (158, 269910), (180, 236921), (237, 179940), (316, 134955), (395, 107964), (474, 89970), (711, 59980), (790, 53982), (948, 44985), (1185, 35988), (1422, 29990), (1580, 26991), (2370, 17994), (2844, 14995), (2999, 14220), (3555, 11996), (4740, 8997), (5998, 7110)]