86988440

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{463}}^1$

素因数の和:553

約数の個数: 128

約数和(自身を含む): 248555520

約数和(自身を除く): 161567080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 61, 70, 77, 88, 110, 122, 140, 154, 220, 244, 280, 305, 308, 385, 427, 440, 463, 488, 610, 616, 671, 770, 854, 926, 1220, 1342, 1540, 1708, 1852, 2135, 2315, 2440, 2684, 3080, 3241, 3355, 3416, 3704, 4270, 4630, 4697, 5093, 5368, 6482, 6710, 8540, 9260, 9394, 10186, 12964, 13420, 16205, 17080, 18520, 18788, 20372, 23485, 25465, 25928, 26840, 28243, 32410, 35651, 37576, 40744, 46970, 50930, 56486, 64820, 71302, 93940, 101860, 112972, 129640, 141215, 142604, 178255, 187880, 197701, 203720, 225944, 282430, 285208, 310673, 356510, 395402, 564860, 621346, 713020, 790804, 988505, 1129720, 1242692, 1426040, 1553365, 1581608, 1977010, 2174711, 2485384, 3106730, 3954020, 4349422, 6213460, 7908040, 8698844, 10873555, 12426920, 17397688, 21747110, 43494220, 86988440]

約数ペア:

[(1, 86988440), (2, 43494220), (4, 21747110), (5, 17397688), (7, 12426920), (8, 10873555), (10, 8698844), (11, 7908040), (14, 6213460), (20, 4349422), (22, 3954020), (28, 3106730), (35, 2485384), (40, 2174711), (44, 1977010), (55, 1581608), (56, 1553365), (61, 1426040), (70, 1242692), (77, 1129720), (88, 988505), (110, 790804), (122, 713020), (140, 621346), (154, 564860), (220, 395402), (244, 356510), (280, 310673), (305, 285208), (308, 282430), (385, 225944), (427, 203720), (440, 197701), (463, 187880), (488, 178255), (610, 142604), (616, 141215), (671, 129640), (770, 112972), (854, 101860), (926, 93940), (1220, 71302), (1342, 64820), (1540, 56486), (1708, 50930), (1852, 46970), (2135, 40744), (2315, 37576), (2440, 35651), (2684, 32410), (3080, 28243), (3241, 26840), (3355, 25928), (3416, 25465), (3704, 23485), (4270, 20372), (4630, 18788), (4697, 18520), (5093, 17080), (5368, 16205), (6482, 13420), (6710, 12964), (8540, 10186), (9260, 9394)]