248906840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:170

約数の個数: 256

約数和(自身を含む): 749952000

約数和(自身を除く): 501045160

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 19, 20, 26, 28, 35, 38, 40, 52, 56, 59, 61, 65, 70, 76, 91, 95, 104, 118, 122, 130, 133, 140, 152, 182, 190, 236, 244, 247, 260, 266, 280, 295, 305, 364, 380, 413, 427, 455, 472, 488, 494, 520, 532, 590, 610, 665, 728, 760, 767, 793, 826, 854, 910, 988, 1064, 1121, 1159, 1180, 1220, 1235, 1330, 1534, 1586, 1652, 1708, 1729, 1820, 1976, 2065, 2135, 2242, 2318, 2360, 2440, 2470, 2660, 3068, 3172, 3304, 3416, 3458, 3599, 3640, 3835, 3965, 4130, 4270, 4484, 4636, 4940, 5320, 5369, 5551, 5605, 5795, 6136, 6344, 6916, 7198, 7670, 7847, 7930, 8113, 8260, 8540, 8645, 8968, 9272, 9880, 10738, 11102, 11210, 11590, 13832, 14396, 14573, 15067, 15340, 15694, 15860, 16226, 16520, 17080, 17290, 17995, 21476, 22204, 22420, 23180, 25193, 26845, 27755, 28792, 29146, 30134, 30680, 31388, 31720, 32452, 34580, 35990, 39235, 40565, 42952, 44408, 44840, 46360, 46787, 50386, 53690, 55510, 58292, 60268, 62776, 64904, 68381, 69160, 71980, 72865, 75335, 78470, 81130, 93574, 100772, 102011, 105469, 107380, 111020, 116584, 120536, 125965, 136762, 143960, 145730, 150670, 156940, 162260, 187148, 201544, 204022, 210938, 214760, 222040, 233935, 251930, 273524, 291460, 301340, 313880, 324520, 327509, 341905, 374296, 408044, 421876, 467870, 478667, 503860, 510055, 527345, 547048, 582920, 602680, 655018, 683810, 816088, 843752, 888953, 935740, 957334, 1007720, 1020110, 1054690, 1310036, 1367620, 1637545, 1777906, 1871480, 1914668, 2040220, 2109380, 2393335, 2620072, 2735240, 3275090, 3555812, 3829336, 4080440, 4218760, 4444765, 4786670, 6222671, 6550180, 7111624, 8889530, 9573340, 12445342, 13100360, 17779060, 19146680, 24890684, 31113355, 35558120, 49781368, 62226710, 124453420, 248906840]

約数ペア:

[(1, 248906840), (2, 124453420), (4, 62226710), (5, 49781368), (7, 35558120), (8, 31113355), (10, 24890684), (13, 19146680), (14, 17779060), (19, 13100360), (20, 12445342), (26, 9573340), (28, 8889530), (35, 7111624), (38, 6550180), (40, 6222671), (52, 4786670), (56, 4444765), (59, 4218760), (61, 4080440), (65, 3829336), (70, 3555812), (76, 3275090), (91, 2735240), (95, 2620072), (104, 2393335), (118, 2109380), (122, 2040220), (130, 1914668), (133, 1871480), (140, 1777906), (152, 1637545), (182, 1367620), (190, 1310036), (236, 1054690), (244, 1020110), (247, 1007720), (260, 957334), (266, 935740), (280, 888953), (295, 843752), (305, 816088), (364, 683810), (380, 655018), (413, 602680), (427, 582920), (455, 547048), (472, 527345), (488, 510055), (494, 503860), (520, 478667), (532, 467870), (590, 421876), (610, 408044), (665, 374296), (728, 341905), (760, 327509), (767, 324520), (793, 313880), (826, 301340), (854, 291460), (910, 273524), (988, 251930), (1064, 233935), (1121, 222040), (1159, 214760), (1180, 210938), (1220, 204022), (1235, 201544), (1330, 187148), (1534, 162260), (1586, 156940), (1652, 150670), (1708, 145730), (1729, 143960), (1820, 136762), (1976, 125965), (2065, 120536), (2135, 116584), (2242, 111020), (2318, 107380), (2360, 105469), (2440, 102011), (2470, 100772), (2660, 93574), (3068, 81130), (3172, 78470), (3304, 75335), (3416, 72865), (3458, 71980), (3599, 69160), (3640, 68381), (3835, 64904), (3965, 62776), (4130, 60268), (4270, 58292), (4484, 55510), (4636, 53690), (4940, 50386), (5320, 46787), (5369, 46360), (5551, 44840), (5605, 44408), (5795, 42952), (6136, 40565), (6344, 39235), (6916, 35990), (7198, 34580), (7670, 32452), (7847, 31720), (7930, 31388), (8113, 30680), (8260, 30134), (8540, 29146), (8645, 28792), (8968, 27755), (9272, 26845), (9880, 25193), (10738, 23180), (11102, 22420), (11210, 22204), (11590, 21476), (13832, 17995), (14396, 17290), (14573, 17080), (15067, 16520), (15340, 16226), (15694, 15860)]