51391080

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:248

約数の個数: 192

約数和(自身を含む): 183456000

約数和(自身を除く): 132064920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 18, 20, 24, 26, 30, 36, 39, 40, 45, 52, 60, 65, 72, 78, 79, 90, 104, 117, 120, 130, 139, 156, 158, 180, 195, 234, 237, 260, 278, 312, 316, 360, 390, 395, 417, 468, 474, 520, 556, 585, 632, 695, 711, 780, 790, 834, 936, 948, 1027, 1112, 1170, 1185, 1251, 1390, 1422, 1560, 1580, 1668, 1807, 1896, 2054, 2085, 2340, 2370, 2502, 2780, 2844, 3081, 3160, 3336, 3555, 3614, 4108, 4170, 4680, 4740, 5004, 5135, 5421, 5560, 5688, 6162, 6255, 7110, 7228, 8216, 8340, 9035, 9243, 9480, 10008, 10270, 10842, 10981, 12324, 12510, 14220, 14456, 15405, 16263, 16680, 18070, 18486, 20540, 21684, 21962, 24648, 25020, 27105, 28440, 30810, 32526, 32943, 36140, 36972, 41080, 43368, 43924, 46215, 50040, 54210, 54905, 61620, 65052, 65886, 72280, 73944, 81315, 87848, 92430, 98829, 108420, 109810, 123240, 130104, 131772, 142753, 162630, 164715, 184860, 197658, 216840, 219620, 263544, 285506, 325260, 329430, 369720, 395316, 428259, 439240, 494145, 571012, 650520, 658860, 713765, 790632, 856518, 988290, 1142024, 1284777, 1317720, 1427530, 1713036, 1976580, 2141295, 2569554, 2855060, 3426072, 3953160, 4282590, 5139108, 5710120, 6423885, 8565180, 10278216, 12847770, 17130360, 25695540, 51391080]

約数ペア:

[(1, 51391080), (2, 25695540), (3, 17130360), (4, 12847770), (5, 10278216), (6, 8565180), (8, 6423885), (9, 5710120), (10, 5139108), (12, 4282590), (13, 3953160), (15, 3426072), (18, 2855060), (20, 2569554), (24, 2141295), (26, 1976580), (30, 1713036), (36, 1427530), (39, 1317720), (40, 1284777), (45, 1142024), (52, 988290), (60, 856518), (65, 790632), (72, 713765), (78, 658860), (79, 650520), (90, 571012), (104, 494145), (117, 439240), (120, 428259), (130, 395316), (139, 369720), (156, 329430), (158, 325260), (180, 285506), (195, 263544), (234, 219620), (237, 216840), (260, 197658), (278, 184860), (312, 164715), (316, 162630), (360, 142753), (390, 131772), (395, 130104), (417, 123240), (468, 109810), (474, 108420), (520, 98829), (556, 92430), (585, 87848), (632, 81315), (695, 73944), (711, 72280), (780, 65886), (790, 65052), (834, 61620), (936, 54905), (948, 54210), (1027, 50040), (1112, 46215), (1170, 43924), (1185, 43368), (1251, 41080), (1390, 36972), (1422, 36140), (1560, 32943), (1580, 32526), (1668, 30810), (1807, 28440), (1896, 27105), (2054, 25020), (2085, 24648), (2340, 21962), (2370, 21684), (2502, 20540), (2780, 18486), (2844, 18070), (3081, 16680), (3160, 16263), (3336, 15405), (3555, 14456), (3614, 14220), (4108, 12510), (4170, 12324), (4680, 10981), (4740, 10842), (5004, 10270), (5135, 10008), (5421, 9480), (5560, 9243), (5688, 9035), (6162, 8340), (6255, 8216), (7110, 7228)]