15984320

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1$

素因数の和:286

約数の個数: 112

約数和(自身を含む): 43891200

約数和(自身を除く): 27906880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 32, 38, 40, 44, 55, 64, 76, 80, 88, 95, 110, 152, 160, 176, 190, 209, 220, 239, 304, 320, 352, 380, 418, 440, 478, 608, 704, 760, 836, 880, 956, 1045, 1195, 1216, 1520, 1672, 1760, 1912, 2090, 2390, 2629, 3040, 3344, 3520, 3824, 4180, 4541, 4780, 5258, 6080, 6688, 7648, 8360, 9082, 9560, 10516, 13145, 13376, 15296, 16720, 18164, 19120, 21032, 22705, 26290, 33440, 36328, 38240, 42064, 45410, 49951, 52580, 66880, 72656, 76480, 84128, 90820, 99902, 105160, 145312, 168256, 181640, 199804, 210320, 249755, 290624, 363280, 399608, 420640, 499510, 726560, 799216, 841280, 999020, 1453120, 1598432, 1998040, 3196864, 3996080, 7992160, 15984320]

約数ペア:

[(1, 15984320), (2, 7992160), (4, 3996080), (5, 3196864), (8, 1998040), (10, 1598432), (11, 1453120), (16, 999020), (19, 841280), (20, 799216), (22, 726560), (32, 499510), (38, 420640), (40, 399608), (44, 363280), (55, 290624), (64, 249755), (76, 210320), (80, 199804), (88, 181640), (95, 168256), (110, 145312), (152, 105160), (160, 99902), (176, 90820), (190, 84128), (209, 76480), (220, 72656), (239, 66880), (304, 52580), (320, 49951), (352, 45410), (380, 42064), (418, 38240), (440, 36328), (478, 33440), (608, 26290), (704, 22705), (760, 21032), (836, 19120), (880, 18164), (956, 16720), (1045, 15296), (1195, 13376), (1216, 13145), (1520, 10516), (1672, 9560), (1760, 9082), (1912, 8360), (2090, 7648), (2390, 6688), (2629, 6080), (3040, 5258), (3344, 4780), (3520, 4541), (3824, 4180)]