91771440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{271}}^1$

素因数の和:387

約数の個数: 160

約数和(自身を含む): 305980416

約数和(自身を除く): 214208976

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 83, 85, 102, 120, 136, 166, 170, 204, 240, 249, 255, 271, 272, 332, 340, 408, 415, 498, 510, 542, 664, 680, 813, 816, 830, 996, 1020, 1084, 1245, 1328, 1355, 1360, 1411, 1626, 1660, 1992, 2040, 2168, 2490, 2710, 2822, 3252, 3320, 3984, 4065, 4080, 4233, 4336, 4607, 4980, 5420, 5644, 6504, 6640, 7055, 8130, 8466, 9214, 9960, 10840, 11288, 13008, 13821, 14110, 16260, 16932, 18428, 19920, 21165, 21680, 22493, 22576, 23035, 27642, 28220, 32520, 33864, 36856, 42330, 44986, 46070, 55284, 56440, 65040, 67479, 67728, 69105, 73712, 84660, 89972, 92140, 110568, 112465, 112880, 134958, 138210, 169320, 179944, 184280, 221136, 224930, 269916, 276420, 337395, 338640, 359888, 368560, 382381, 449860, 539832, 552840, 674790, 764762, 899720, 1079664, 1105680, 1147143, 1349580, 1529524, 1799440, 1911905, 2294286, 2699160, 3059048, 3823810, 4588572, 5398320, 5735715, 6118096, 7647620, 9177144, 11471430, 15295240, 18354288, 22942860, 30590480, 45885720, 91771440]

約数ペア:

[(1, 91771440), (2, 45885720), (3, 30590480), (4, 22942860), (5, 18354288), (6, 15295240), (8, 11471430), (10, 9177144), (12, 7647620), (15, 6118096), (16, 5735715), (17, 5398320), (20, 4588572), (24, 3823810), (30, 3059048), (34, 2699160), (40, 2294286), (48, 1911905), (51, 1799440), (60, 1529524), (68, 1349580), (80, 1147143), (83, 1105680), (85, 1079664), (102, 899720), (120, 764762), (136, 674790), (166, 552840), (170, 539832), (204, 449860), (240, 382381), (249, 368560), (255, 359888), (271, 338640), (272, 337395), (332, 276420), (340, 269916), (408, 224930), (415, 221136), (498, 184280), (510, 179944), (542, 169320), (664, 138210), (680, 134958), (813, 112880), (816, 112465), (830, 110568), (996, 92140), (1020, 89972), (1084, 84660), (1245, 73712), (1328, 69105), (1355, 67728), (1360, 67479), (1411, 65040), (1626, 56440), (1660, 55284), (1992, 46070), (2040, 44986), (2168, 42330), (2490, 36856), (2710, 33864), (2822, 32520), (3252, 28220), (3320, 27642), (3984, 23035), (4065, 22576), (4080, 22493), (4233, 21680), (4336, 21165), (4607, 19920), (4980, 18428), (5420, 16932), (5644, 16260), (6504, 14110), (6640, 13821), (7055, 13008), (8130, 11288), (8466, 10840), (9214, 9960)]