538239660

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{1281523}}^1$

素因数の和:1281542

約数の個数: 48

約数和(自身を含む): 1722368256

約数和(自身を除く): 1184128596

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 1281523, 2563046, 3844569, 5126092, 6407615, 7689138, 8970661, 12815230, 15378276, 17941322, 19222845, 25630460, 26911983, 35882644, 38445690, 44853305, 53823966, 76891380, 89706610, 107647932, 134559915, 179413220, 269119830, 538239660]

約数ペア:

[(1, 538239660), (2, 269119830), (3, 179413220), (4, 134559915), (5, 107647932), (6, 89706610), (7, 76891380), (10, 53823966), (12, 44853305), (14, 38445690), (15, 35882644), (20, 26911983), (21, 25630460), (28, 19222845), (30, 17941322), (35, 15378276), (42, 12815230), (60, 8970661), (70, 7689138), (84, 6407615), (105, 5126092), (140, 3844569), (210, 2563046), (420, 1281523)]