304161520

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4957}}^1$

素因数の和:5042

約数の個数: 80

約数和(自身を含む): 774637920

約数和(自身を除く): 470476400

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 59, 65, 80, 104, 118, 130, 208, 236, 260, 295, 472, 520, 590, 767, 944, 1040, 1180, 1534, 2360, 3068, 3835, 4720, 4957, 6136, 7670, 9914, 12272, 15340, 19828, 24785, 30680, 39656, 49570, 61360, 64441, 79312, 99140, 128882, 198280, 257764, 292463, 322205, 396560, 515528, 584926, 644410, 1031056, 1169852, 1288820, 1462315, 2339704, 2577640, 2924630, 3802019, 4679408, 5155280, 5849260, 7604038, 11698520, 15208076, 19010095, 23397040, 30416152, 38020190, 60832304, 76040380, 152080760, 304161520]

約数ペア:

[(1, 304161520), (2, 152080760), (4, 76040380), (5, 60832304), (8, 38020190), (10, 30416152), (13, 23397040), (16, 19010095), (20, 15208076), (26, 11698520), (40, 7604038), (52, 5849260), (59, 5155280), (65, 4679408), (80, 3802019), (104, 2924630), (118, 2577640), (130, 2339704), (208, 1462315), (236, 1288820), (260, 1169852), (295, 1031056), (472, 644410), (520, 584926), (590, 515528), (767, 396560), (944, 322205), (1040, 292463), (1180, 257764), (1534, 198280), (2360, 128882), (3068, 99140), (3835, 79312), (4720, 64441), (4957, 61360), (6136, 49570), (7670, 39656), (9914, 30680), (12272, 24785), (15340, 19828)]