31480974

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:132

約数の個数: 160

約数和(自身を含む): 90326016

約数和(自身を除く): 58845042

約数列:

[1, 2, 3, 6, 7, 9, 14, 17, 18, 21, 23, 27, 34, 42, 46, 51, 54, 63, 69, 71, 81, 102, 119, 126, 138, 142, 153, 161, 162, 189, 207, 213, 238, 306, 322, 357, 378, 391, 414, 426, 459, 483, 497, 567, 621, 639, 714, 782, 918, 966, 994, 1071, 1134, 1173, 1207, 1242, 1278, 1377, 1449, 1491, 1633, 1863, 1917, 2142, 2346, 2414, 2737, 2754, 2898, 2982, 3213, 3266, 3519, 3621, 3726, 3834, 4347, 4473, 4899, 5474, 5751, 6426, 7038, 7242, 8211, 8449, 8694, 8946, 9639, 9798, 10557, 10863, 11431, 11502, 13041, 13419, 14697, 16422, 16898, 19278, 21114, 21726, 22862, 24633, 25347, 26082, 26838, 27761, 29394, 31671, 32589, 34293, 40257, 44091, 49266, 50694, 55522, 63342, 65178, 68586, 73899, 76041, 80514, 83283, 88182, 97767, 102879, 132273, 147798, 152082, 166566, 194327, 195534, 205758, 221697, 228123, 249849, 264546, 308637, 388654, 443394, 456246, 499698, 582981, 617274, 684369, 749547, 925911, 1165962, 1368738, 1499094, 1748943, 1851822, 2248641, 3497886, 4497282, 5246829, 10493658, 15740487, 31480974]

約数ペア:

[(1, 31480974), (2, 15740487), (3, 10493658), (6, 5246829), (7, 4497282), (9, 3497886), (14, 2248641), (17, 1851822), (18, 1748943), (21, 1499094), (23, 1368738), (27, 1165962), (34, 925911), (42, 749547), (46, 684369), (51, 617274), (54, 582981), (63, 499698), (69, 456246), (71, 443394), (81, 388654), (102, 308637), (119, 264546), (126, 249849), (138, 228123), (142, 221697), (153, 205758), (161, 195534), (162, 194327), (189, 166566), (207, 152082), (213, 147798), (238, 132273), (306, 102879), (322, 97767), (357, 88182), (378, 83283), (391, 80514), (414, 76041), (426, 73899), (459, 68586), (483, 65178), (497, 63342), (567, 55522), (621, 50694), (639, 49266), (714, 44091), (782, 40257), (918, 34293), (966, 32589), (994, 31671), (1071, 29394), (1134, 27761), (1173, 26838), (1207, 26082), (1242, 25347), (1278, 24633), (1377, 22862), (1449, 21726), (1491, 21114), (1633, 19278), (1863, 16898), (1917, 16422), (2142, 14697), (2346, 13419), (2414, 13041), (2737, 11502), (2754, 11431), (2898, 10863), (2982, 10557), (3213, 9798), (3266, 9639), (3519, 8946), (3621, 8694), (3726, 8449), (3834, 8211), (4347, 7242), (4473, 7038), (4899, 6426), (5474, 5751)]