207811240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{1543}}^1$

素因数の和:1611

約数の個数: 128

約数和(自身を含む): 591413760

約数和(自身を除く): 383602520

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 37, 40, 52, 56, 65, 70, 74, 91, 104, 130, 140, 148, 182, 185, 259, 260, 280, 296, 364, 370, 455, 481, 518, 520, 728, 740, 910, 962, 1036, 1295, 1480, 1543, 1820, 1924, 2072, 2405, 2590, 3086, 3367, 3640, 3848, 4810, 5180, 6172, 6734, 7715, 9620, 10360, 10801, 12344, 13468, 15430, 16835, 19240, 20059, 21602, 26936, 30860, 33670, 40118, 43204, 54005, 57091, 61720, 67340, 80236, 86408, 100295, 108010, 114182, 134680, 140413, 160472, 200590, 216020, 228364, 280826, 285455, 399637, 401180, 432040, 456728, 561652, 570910, 702065, 742183, 799274, 802360, 1123304, 1141820, 1404130, 1484366, 1598548, 1998185, 2283640, 2808260, 2968732, 3197096, 3710915, 3996370, 5195281, 5616520, 5937464, 7421830, 7992740, 10390562, 14843660, 15985480, 20781124, 25976405, 29687320, 41562248, 51952810, 103905620, 207811240]

約数ペア:

[(1, 207811240), (2, 103905620), (4, 51952810), (5, 41562248), (7, 29687320), (8, 25976405), (10, 20781124), (13, 15985480), (14, 14843660), (20, 10390562), (26, 7992740), (28, 7421830), (35, 5937464), (37, 5616520), (40, 5195281), (52, 3996370), (56, 3710915), (65, 3197096), (70, 2968732), (74, 2808260), (91, 2283640), (104, 1998185), (130, 1598548), (140, 1484366), (148, 1404130), (182, 1141820), (185, 1123304), (259, 802360), (260, 799274), (280, 742183), (296, 702065), (364, 570910), (370, 561652), (455, 456728), (481, 432040), (518, 401180), (520, 399637), (728, 285455), (740, 280826), (910, 228364), (962, 216020), (1036, 200590), (1295, 160472), (1480, 140413), (1543, 134680), (1820, 114182), (1924, 108010), (2072, 100295), (2405, 86408), (2590, 80236), (3086, 67340), (3367, 61720), (3640, 57091), (3848, 54005), (4810, 43204), (5180, 40118), (6172, 33670), (6734, 30860), (7715, 26936), (9620, 21602), (10360, 20059), (10801, 19240), (12344, 16835), (13468, 15430)]