15212040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1163}}^1$

素因数の和:1286

約数の個数: 64

約数和(自身を含む): 46094400

約数和(自身を除く): 30882360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1163, 1308, 1635, 2180, 2326, 2616, 3270, 3489, 4360, 4652, 5815, 6540, 6978, 9304, 11630, 13080, 13956, 17445, 23260, 27912, 34890, 46520, 69780, 126767, 139560, 253534, 380301, 507068, 633835, 760602, 1014136, 1267670, 1521204, 1901505, 2535340, 3042408, 3803010, 5070680, 7606020, 15212040]

約数ペア:

[(1, 15212040), (2, 7606020), (3, 5070680), (4, 3803010), (5, 3042408), (6, 2535340), (8, 1901505), (10, 1521204), (12, 1267670), (15, 1014136), (20, 760602), (24, 633835), (30, 507068), (40, 380301), (60, 253534), (109, 139560), (120, 126767), (218, 69780), (327, 46520), (436, 34890), (545, 27912), (654, 23260), (872, 17445), (1090, 13956), (1163, 13080), (1308, 11630), (1635, 9304), (2180, 6978), (2326, 6540), (2616, 5815), (3270, 4652), (3489, 4360)]