727701520

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{5261}}^1$

素因数の和:5313

約数の個数: 160

約数和(自身を含む): 2192359680

約数和(自身を除く): 1464658160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 19, 20, 26, 28, 35, 38, 40, 52, 56, 65, 70, 76, 80, 91, 95, 104, 112, 130, 133, 140, 152, 182, 190, 208, 247, 260, 266, 280, 304, 364, 380, 455, 494, 520, 532, 560, 665, 728, 760, 910, 988, 1040, 1064, 1235, 1330, 1456, 1520, 1729, 1820, 1976, 2128, 2470, 2660, 3458, 3640, 3952, 4940, 5261, 5320, 6916, 7280, 8645, 9880, 10522, 10640, 13832, 17290, 19760, 21044, 26305, 27664, 34580, 36827, 42088, 52610, 68393, 69160, 73654, 84176, 99959, 105220, 136786, 138320, 147308, 184135, 199918, 210440, 273572, 294616, 341965, 368270, 399836, 420880, 478751, 499795, 547144, 589232, 683930, 699713, 736540, 799672, 957502, 999590, 1094288, 1299467, 1367860, 1399426, 1473080, 1599344, 1915004, 1999180, 2393755, 2598934, 2735720, 2798852, 2946160, 3498565, 3830008, 3998360, 4787510, 5197868, 5471440, 5597704, 6497335, 6997130, 7660016, 7996720, 9096269, 9575020, 10395736, 11195408, 12994670, 13994260, 18192538, 19150040, 20791472, 25989340, 27988520, 36385076, 38300080, 45481345, 51978680, 55977040, 72770152, 90962690, 103957360, 145540304, 181925380, 363850760, 727701520]

約数ペア:

[(1, 727701520), (2, 363850760), (4, 181925380), (5, 145540304), (7, 103957360), (8, 90962690), (10, 72770152), (13, 55977040), (14, 51978680), (16, 45481345), (19, 38300080), (20, 36385076), (26, 27988520), (28, 25989340), (35, 20791472), (38, 19150040), (40, 18192538), (52, 13994260), (56, 12994670), (65, 11195408), (70, 10395736), (76, 9575020), (80, 9096269), (91, 7996720), (95, 7660016), (104, 6997130), (112, 6497335), (130, 5597704), (133, 5471440), (140, 5197868), (152, 4787510), (182, 3998360), (190, 3830008), (208, 3498565), (247, 2946160), (260, 2798852), (266, 2735720), (280, 2598934), (304, 2393755), (364, 1999180), (380, 1915004), (455, 1599344), (494, 1473080), (520, 1399426), (532, 1367860), (560, 1299467), (665, 1094288), (728, 999590), (760, 957502), (910, 799672), (988, 736540), (1040, 699713), (1064, 683930), (1235, 589232), (1330, 547144), (1456, 499795), (1520, 478751), (1729, 420880), (1820, 399836), (1976, 368270), (2128, 341965), (2470, 294616), (2660, 273572), (3458, 210440), (3640, 199918), (3952, 184135), (4940, 147308), (5261, 138320), (5320, 136786), (6916, 105220), (7280, 99959), (8645, 84176), (9880, 73654), (10522, 69160), (10640, 68393), (13832, 52610), (17290, 42088), (19760, 36827), (21044, 34580), (26305, 27664)]