71411480

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1$

素因数の和:229

約数の個数: 128

約数和(自身を含む): 193380480

約数和(自身を除く): 121969000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 56, 61, 70, 74, 113, 122, 140, 148, 185, 226, 244, 259, 280, 296, 305, 370, 427, 452, 488, 518, 565, 610, 740, 791, 854, 904, 1036, 1130, 1220, 1295, 1480, 1582, 1708, 2072, 2135, 2257, 2260, 2440, 2590, 3164, 3416, 3955, 4181, 4270, 4514, 4520, 5180, 6328, 6893, 7910, 8362, 8540, 9028, 10360, 11285, 13786, 15799, 15820, 16724, 17080, 18056, 20905, 22570, 27572, 29267, 31598, 31640, 33448, 34465, 41810, 45140, 48251, 55144, 58534, 63196, 68930, 78995, 83620, 90280, 96502, 117068, 126392, 137860, 146335, 157990, 167240, 193004, 234136, 241255, 255041, 275720, 292670, 315980, 386008, 482510, 510082, 585340, 631960, 965020, 1020164, 1170680, 1275205, 1785287, 1930040, 2040328, 2550410, 3570574, 5100820, 7141148, 8926435, 10201640, 14282296, 17852870, 35705740, 71411480]

約数ペア:

[(1, 71411480), (2, 35705740), (4, 17852870), (5, 14282296), (7, 10201640), (8, 8926435), (10, 7141148), (14, 5100820), (20, 3570574), (28, 2550410), (35, 2040328), (37, 1930040), (40, 1785287), (56, 1275205), (61, 1170680), (70, 1020164), (74, 965020), (113, 631960), (122, 585340), (140, 510082), (148, 482510), (185, 386008), (226, 315980), (244, 292670), (259, 275720), (280, 255041), (296, 241255), (305, 234136), (370, 193004), (427, 167240), (452, 157990), (488, 146335), (518, 137860), (565, 126392), (610, 117068), (740, 96502), (791, 90280), (854, 83620), (904, 78995), (1036, 68930), (1130, 63196), (1220, 58534), (1295, 55144), (1480, 48251), (1582, 45140), (1708, 41810), (2072, 34465), (2135, 33448), (2257, 31640), (2260, 31598), (2440, 29267), (2590, 27572), (3164, 22570), (3416, 20905), (3955, 18056), (4181, 17080), (4270, 16724), (4514, 15820), (4520, 15799), (5180, 13786), (6328, 11285), (6893, 10360), (7910, 9028), (8362, 8540)]