31520016

素因数分解:

$2^4\times 3^5\times {\mathrm{11}}^2\times {\mathrm{67}}^1$

素因数の和:112

約数の個数: 180

約数和(自身を含む): 102052496

約数和(自身を除く): 70532480

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 27, 33, 36, 44, 48, 54, 66, 67, 72, 81, 88, 99, 108, 121, 132, 134, 144, 162, 176, 198, 201, 216, 242, 243, 264, 268, 297, 324, 363, 396, 402, 432, 484, 486, 528, 536, 594, 603, 648, 726, 737, 792, 804, 891, 968, 972, 1072, 1089, 1188, 1206, 1296, 1452, 1474, 1584, 1608, 1782, 1809, 1936, 1944, 2178, 2211, 2376, 2412, 2673, 2904, 2948, 3216, 3267, 3564, 3618, 3888, 4356, 4422, 4752, 4824, 5346, 5427, 5808, 5896, 6534, 6633, 7128, 7236, 8107, 8712, 8844, 9648, 9801, 10692, 10854, 11792, 13068, 13266, 14256, 14472, 16214, 16281, 17424, 17688, 19602, 19899, 21384, 21708, 24321, 26136, 26532, 28944, 29403, 32428, 32562, 35376, 39204, 39798, 42768, 43416, 48642, 52272, 53064, 58806, 59697, 64856, 65124, 72963, 78408, 79596, 86832, 97284, 106128, 117612, 119394, 129712, 130248, 145926, 156816, 159192, 179091, 194568, 218889, 235224, 238788, 260496, 291852, 318384, 358182, 389136, 437778, 470448, 477576, 583704, 656667, 716364, 875556, 955152, 1167408, 1313334, 1432728, 1751112, 1970001, 2626668, 2865456, 3502224, 3940002, 5253336, 7880004, 10506672, 15760008, 31520016]

約数ペア:

[(1, 31520016), (2, 15760008), (3, 10506672), (4, 7880004), (6, 5253336), (8, 3940002), (9, 3502224), (11, 2865456), (12, 2626668), (16, 1970001), (18, 1751112), (22, 1432728), (24, 1313334), (27, 1167408), (33, 955152), (36, 875556), (44, 716364), (48, 656667), (54, 583704), (66, 477576), (67, 470448), (72, 437778), (81, 389136), (88, 358182), (99, 318384), (108, 291852), (121, 260496), (132, 238788), (134, 235224), (144, 218889), (162, 194568), (176, 179091), (198, 159192), (201, 156816), (216, 145926), (242, 130248), (243, 129712), (264, 119394), (268, 117612), (297, 106128), (324, 97284), (363, 86832), (396, 79596), (402, 78408), (432, 72963), (484, 65124), (486, 64856), (528, 59697), (536, 58806), (594, 53064), (603, 52272), (648, 48642), (726, 43416), (737, 42768), (792, 39798), (804, 39204), (891, 35376), (968, 32562), (972, 32428), (1072, 29403), (1089, 28944), (1188, 26532), (1206, 26136), (1296, 24321), (1452, 21708), (1474, 21384), (1584, 19899), (1608, 19602), (1782, 17688), (1809, 17424), (1936, 16281), (1944, 16214), (2178, 14472), (2211, 14256), (2376, 13266), (2412, 13068), (2673, 11792), (2904, 10854), (2948, 10692), (3216, 9801), (3267, 9648), (3564, 8844), (3618, 8712), (3888, 8107), (4356, 7236), (4422, 7128), (4752, 6633), (4824, 6534), (5346, 5896), (5427, 5808)]