81739020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{271}}^1\times {\mathrm{457}}^1$

素因数の和:751

約数の個数: 96

約数和(自身を含む): 251145216

約数和(自身を除く): 169406196

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 271, 330, 457, 542, 660, 813, 914, 1084, 1355, 1371, 1626, 1828, 2285, 2710, 2742, 2981, 3252, 4065, 4570, 5027, 5420, 5484, 5962, 6855, 8130, 8943, 9140, 10054, 11924, 13710, 14905, 15081, 16260, 17886, 20108, 25135, 27420, 29810, 30162, 35772, 44715, 50270, 59620, 60324, 75405, 89430, 100540, 123847, 150810, 178860, 247694, 301620, 371541, 495388, 619235, 743082, 1238470, 1362317, 1486164, 1857705, 2476940, 2724634, 3715410, 4086951, 5449268, 6811585, 7430820, 8173902, 13623170, 16347804, 20434755, 27246340, 40869510, 81739020]

約数ペア:

[(1, 81739020), (2, 40869510), (3, 27246340), (4, 20434755), (5, 16347804), (6, 13623170), (10, 8173902), (11, 7430820), (12, 6811585), (15, 5449268), (20, 4086951), (22, 3715410), (30, 2724634), (33, 2476940), (44, 1857705), (55, 1486164), (60, 1362317), (66, 1238470), (110, 743082), (132, 619235), (165, 495388), (220, 371541), (271, 301620), (330, 247694), (457, 178860), (542, 150810), (660, 123847), (813, 100540), (914, 89430), (1084, 75405), (1355, 60324), (1371, 59620), (1626, 50270), (1828, 44715), (2285, 35772), (2710, 30162), (2742, 29810), (2981, 27420), (3252, 25135), (4065, 20108), (4570, 17886), (5027, 16260), (5420, 15081), (5484, 14905), (5962, 13710), (6855, 11924), (8130, 10054), (8943, 9140)]