297863320

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{313}}^1\times {\mathrm{643}}^1$

素因数の和:1004

約数の個数: 64

約数和(自身を含む): 691578720

約数和(自身を除く): 393715400

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 313, 370, 626, 643, 740, 1252, 1286, 1480, 1565, 2504, 2572, 3130, 3215, 5144, 6260, 6430, 11581, 12520, 12860, 23162, 23791, 25720, 46324, 47582, 57905, 92648, 95164, 115810, 118955, 190328, 201259, 231620, 237910, 402518, 463240, 475820, 805036, 951640, 1006295, 1610072, 2012590, 4025180, 7446583, 8050360, 14893166, 29786332, 37232915, 59572664, 74465830, 148931660, 297863320]

約数ペア:

[(1, 297863320), (2, 148931660), (4, 74465830), (5, 59572664), (8, 37232915), (10, 29786332), (20, 14893166), (37, 8050360), (40, 7446583), (74, 4025180), (148, 2012590), (185, 1610072), (296, 1006295), (313, 951640), (370, 805036), (626, 475820), (643, 463240), (740, 402518), (1252, 237910), (1286, 231620), (1480, 201259), (1565, 190328), (2504, 118955), (2572, 115810), (3130, 95164), (3215, 92648), (5144, 57905), (6260, 47582), (6430, 46324), (11581, 25720), (12520, 23791), (12860, 23162)]