207855440

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{157}}^1$

素因数の和:269

約数の個数: 160

約数和(自身を含む): 559547520

約数和(自身を除く): 351692080

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 19, 20, 26, 38, 40, 52, 65, 67, 76, 80, 95, 104, 130, 134, 152, 157, 190, 208, 247, 260, 268, 304, 314, 335, 380, 494, 520, 536, 628, 670, 760, 785, 871, 988, 1040, 1072, 1235, 1256, 1273, 1340, 1520, 1570, 1742, 1976, 2041, 2470, 2512, 2546, 2680, 2983, 3140, 3484, 3952, 4082, 4355, 4940, 5092, 5360, 5966, 6280, 6365, 6968, 8164, 8710, 9880, 10184, 10205, 10519, 11932, 12560, 12730, 13936, 14915, 16328, 16549, 17420, 19760, 20368, 20410, 21038, 23864, 25460, 29830, 32656, 33098, 34840, 38779, 40820, 42076, 47728, 50920, 52595, 59660, 66196, 69680, 77558, 81640, 82745, 84152, 101840, 105190, 119320, 132392, 136747, 155116, 163280, 165490, 168304, 193895, 199861, 210380, 238640, 264784, 273494, 310232, 330980, 387790, 399722, 420760, 546988, 620464, 661960, 683735, 775580, 799444, 841520, 999305, 1093976, 1323920, 1367470, 1551160, 1598888, 1998610, 2187952, 2598193, 2734940, 3102320, 3197776, 3997220, 5196386, 5469880, 7994440, 10392772, 10939760, 12990965, 15988880, 20785544, 25981930, 41571088, 51963860, 103927720, 207855440]

約数ペア:

[(1, 207855440), (2, 103927720), (4, 51963860), (5, 41571088), (8, 25981930), (10, 20785544), (13, 15988880), (16, 12990965), (19, 10939760), (20, 10392772), (26, 7994440), (38, 5469880), (40, 5196386), (52, 3997220), (65, 3197776), (67, 3102320), (76, 2734940), (80, 2598193), (95, 2187952), (104, 1998610), (130, 1598888), (134, 1551160), (152, 1367470), (157, 1323920), (190, 1093976), (208, 999305), (247, 841520), (260, 799444), (268, 775580), (304, 683735), (314, 661960), (335, 620464), (380, 546988), (494, 420760), (520, 399722), (536, 387790), (628, 330980), (670, 310232), (760, 273494), (785, 264784), (871, 238640), (988, 210380), (1040, 199861), (1072, 193895), (1235, 168304), (1256, 165490), (1273, 163280), (1340, 155116), (1520, 136747), (1570, 132392), (1742, 119320), (1976, 105190), (2041, 101840), (2470, 84152), (2512, 82745), (2546, 81640), (2680, 77558), (2983, 69680), (3140, 66196), (3484, 59660), (3952, 52595), (4082, 50920), (4355, 47728), (4940, 42076), (5092, 40820), (5360, 38779), (5966, 34840), (6280, 33098), (6365, 32656), (6968, 29830), (8164, 25460), (8710, 23864), (9880, 21038), (10184, 20410), (10205, 20368), (10519, 19760), (11932, 17420), (12560, 16549), (12730, 16328), (13936, 14915)]