91909840

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{239}}^1$

素因数の和:305

約数の個数: 160

約数和(自身を含む): 257126400

約数和(自身を除く): 165216560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 80, 88, 92, 95, 110, 115, 152, 176, 184, 190, 209, 220, 230, 239, 253, 304, 368, 380, 418, 437, 440, 460, 478, 506, 760, 836, 874, 880, 920, 956, 1012, 1045, 1195, 1265, 1520, 1672, 1748, 1840, 1912, 2024, 2090, 2185, 2390, 2530, 2629, 3344, 3496, 3824, 4048, 4180, 4370, 4541, 4780, 4807, 5060, 5258, 5497, 6992, 8360, 8740, 9082, 9560, 9614, 10120, 10516, 10994, 13145, 16720, 17480, 18164, 19120, 19228, 20240, 21032, 21988, 22705, 24035, 26290, 27485, 34960, 36328, 38456, 42064, 43976, 45410, 48070, 49951, 52580, 54970, 60467, 72656, 76912, 87952, 90820, 96140, 99902, 104443, 105160, 109940, 120934, 181640, 192280, 199804, 208886, 210320, 219880, 241868, 249755, 302335, 363280, 384560, 399608, 417772, 439760, 483736, 499510, 522215, 604670, 799216, 835544, 967472, 999020, 1044430, 1148873, 1209340, 1671088, 1998040, 2088860, 2297746, 2418680, 3996080, 4177720, 4595492, 4837360, 5744365, 8355440, 9190984, 11488730, 18381968, 22977460, 45954920, 91909840]

約数ペア:

[(1, 91909840), (2, 45954920), (4, 22977460), (5, 18381968), (8, 11488730), (10, 9190984), (11, 8355440), (16, 5744365), (19, 4837360), (20, 4595492), (22, 4177720), (23, 3996080), (38, 2418680), (40, 2297746), (44, 2088860), (46, 1998040), (55, 1671088), (76, 1209340), (80, 1148873), (88, 1044430), (92, 999020), (95, 967472), (110, 835544), (115, 799216), (152, 604670), (176, 522215), (184, 499510), (190, 483736), (209, 439760), (220, 417772), (230, 399608), (239, 384560), (253, 363280), (304, 302335), (368, 249755), (380, 241868), (418, 219880), (437, 210320), (440, 208886), (460, 199804), (478, 192280), (506, 181640), (760, 120934), (836, 109940), (874, 105160), (880, 104443), (920, 99902), (956, 96140), (1012, 90820), (1045, 87952), (1195, 76912), (1265, 72656), (1520, 60467), (1672, 54970), (1748, 52580), (1840, 49951), (1912, 48070), (2024, 45410), (2090, 43976), (2185, 42064), (2390, 38456), (2530, 36328), (2629, 34960), (3344, 27485), (3496, 26290), (3824, 24035), (4048, 22705), (4180, 21988), (4370, 21032), (4541, 20240), (4780, 19228), (4807, 19120), (5060, 18164), (5258, 17480), (5497, 16720), (6992, 13145), (8360, 10994), (8740, 10516), (9082, 10120), (9560, 9614)]