51705720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1187}}^1$

素因数の和:1226

約数の個数: 144

約数和(自身を含む): 184864680

約数和(自身を除く): 133158960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 30, 33, 36, 40, 44, 45, 55, 60, 66, 72, 88, 90, 99, 110, 120, 121, 132, 165, 180, 198, 220, 242, 264, 330, 360, 363, 396, 440, 484, 495, 605, 660, 726, 792, 968, 990, 1089, 1187, 1210, 1320, 1452, 1815, 1980, 2178, 2374, 2420, 2904, 3561, 3630, 3960, 4356, 4748, 4840, 5445, 5935, 7122, 7260, 8712, 9496, 10683, 10890, 11870, 13057, 14244, 14520, 17805, 21366, 21780, 23740, 26114, 28488, 35610, 39171, 42732, 43560, 47480, 52228, 53415, 65285, 71220, 78342, 85464, 104456, 106830, 117513, 130570, 142440, 143627, 156684, 195855, 213660, 235026, 261140, 287254, 313368, 391710, 427320, 430881, 470052, 522280, 574508, 587565, 718135, 783420, 861762, 940104, 1149016, 1175130, 1292643, 1436270, 1566840, 1723524, 2154405, 2350260, 2585286, 2872540, 3447048, 4308810, 4700520, 5170572, 5745080, 6463215, 8617620, 10341144, 12926430, 17235240, 25852860, 51705720]

約数ペア:

[(1, 51705720), (2, 25852860), (3, 17235240), (4, 12926430), (5, 10341144), (6, 8617620), (8, 6463215), (9, 5745080), (10, 5170572), (11, 4700520), (12, 4308810), (15, 3447048), (18, 2872540), (20, 2585286), (22, 2350260), (24, 2154405), (30, 1723524), (33, 1566840), (36, 1436270), (40, 1292643), (44, 1175130), (45, 1149016), (55, 940104), (60, 861762), (66, 783420), (72, 718135), (88, 587565), (90, 574508), (99, 522280), (110, 470052), (120, 430881), (121, 427320), (132, 391710), (165, 313368), (180, 287254), (198, 261140), (220, 235026), (242, 213660), (264, 195855), (330, 156684), (360, 143627), (363, 142440), (396, 130570), (440, 117513), (484, 106830), (495, 104456), (605, 85464), (660, 78342), (726, 71220), (792, 65285), (968, 53415), (990, 52228), (1089, 47480), (1187, 43560), (1210, 42732), (1320, 39171), (1452, 35610), (1815, 28488), (1980, 26114), (2178, 23740), (2374, 21780), (2420, 21366), (2904, 17805), (3561, 14520), (3630, 14244), (3960, 13057), (4356, 11870), (4748, 10890), (4840, 10683), (5445, 9496), (5935, 8712), (7122, 7260)]