161494788

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{571}}^1$

素因数の和:642

約数の個数: 144

約数和(自身を含む): 485669184

約数和(自身を除く): 324174396

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 37, 39, 42, 49, 52, 74, 78, 84, 91, 98, 111, 147, 148, 156, 182, 196, 222, 259, 273, 294, 364, 444, 481, 518, 546, 571, 588, 637, 777, 962, 1036, 1092, 1142, 1274, 1443, 1554, 1713, 1813, 1911, 1924, 2284, 2548, 2886, 3108, 3367, 3426, 3626, 3822, 3997, 5439, 5772, 6734, 6852, 7252, 7423, 7644, 7994, 10101, 10878, 11991, 13468, 14846, 15988, 20202, 21127, 21756, 22269, 23569, 23982, 27979, 29692, 40404, 42254, 44538, 47138, 47964, 51961, 55958, 63381, 70707, 83937, 84508, 89076, 94276, 103922, 111916, 126762, 141414, 147889, 155883, 167874, 207844, 253524, 274651, 282828, 295778, 311766, 335748, 363727, 443667, 549302, 591556, 623532, 727454, 823953, 887334, 1035223, 1091181, 1098604, 1454908, 1647906, 1774668, 1922557, 2070446, 2182362, 3105669, 3295812, 3845114, 4140892, 4364724, 5767671, 6211338, 7690228, 11535342, 12422676, 13457899, 23070684, 26915798, 40373697, 53831596, 80747394, 161494788]

約数ペア:

[(1, 161494788), (2, 80747394), (3, 53831596), (4, 40373697), (6, 26915798), (7, 23070684), (12, 13457899), (13, 12422676), (14, 11535342), (21, 7690228), (26, 6211338), (28, 5767671), (37, 4364724), (39, 4140892), (42, 3845114), (49, 3295812), (52, 3105669), (74, 2182362), (78, 2070446), (84, 1922557), (91, 1774668), (98, 1647906), (111, 1454908), (147, 1098604), (148, 1091181), (156, 1035223), (182, 887334), (196, 823953), (222, 727454), (259, 623532), (273, 591556), (294, 549302), (364, 443667), (444, 363727), (481, 335748), (518, 311766), (546, 295778), (571, 282828), (588, 274651), (637, 253524), (777, 207844), (962, 167874), (1036, 155883), (1092, 147889), (1142, 141414), (1274, 126762), (1443, 111916), (1554, 103922), (1713, 94276), (1813, 89076), (1911, 84508), (1924, 83937), (2284, 70707), (2548, 63381), (2886, 55958), (3108, 51961), (3367, 47964), (3426, 47138), (3626, 44538), (3822, 42254), (3997, 40404), (5439, 29692), (5772, 27979), (6734, 23982), (6852, 23569), (7252, 22269), (7423, 21756), (7644, 21127), (7994, 20202), (10101, 15988), (10878, 14846), (11991, 13468)]