668840508

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{857}}^1$

素因数の和:1056

約数の個数: 144

約数和(自身を含む): 2048766720

約数和(自身を除く): 1379926212

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 19, 21, 28, 36, 38, 42, 57, 63, 76, 84, 114, 126, 133, 163, 171, 228, 252, 266, 326, 342, 399, 489, 532, 652, 684, 798, 857, 978, 1141, 1197, 1467, 1596, 1714, 1956, 2282, 2394, 2571, 2934, 3097, 3423, 3428, 4564, 4788, 5142, 5868, 5999, 6194, 6846, 7713, 9291, 10269, 10284, 11998, 12388, 13692, 15426, 16283, 17997, 18582, 20538, 21679, 23996, 27873, 30852, 32566, 35994, 37164, 41076, 43358, 48849, 53991, 55746, 65037, 65132, 71988, 86716, 97698, 107982, 111492, 113981, 130074, 139691, 146547, 195111, 195396, 215964, 227962, 260148, 279382, 293094, 341943, 390222, 419073, 455924, 558764, 586188, 683886, 780444, 838146, 977837, 1025829, 1257219, 1367772, 1676292, 1955674, 2051658, 2514438, 2654129, 2933511, 3911348, 4103316, 5028876, 5308258, 5867022, 7962387, 8800533, 10616516, 11734044, 15924774, 17601066, 18578903, 23887161, 31849548, 35202132, 37157806, 47774322, 55736709, 74315612, 95548644, 111473418, 167210127, 222946836, 334420254, 668840508]

約数ペア:

[(1, 668840508), (2, 334420254), (3, 222946836), (4, 167210127), (6, 111473418), (7, 95548644), (9, 74315612), (12, 55736709), (14, 47774322), (18, 37157806), (19, 35202132), (21, 31849548), (28, 23887161), (36, 18578903), (38, 17601066), (42, 15924774), (57, 11734044), (63, 10616516), (76, 8800533), (84, 7962387), (114, 5867022), (126, 5308258), (133, 5028876), (163, 4103316), (171, 3911348), (228, 2933511), (252, 2654129), (266, 2514438), (326, 2051658), (342, 1955674), (399, 1676292), (489, 1367772), (532, 1257219), (652, 1025829), (684, 977837), (798, 838146), (857, 780444), (978, 683886), (1141, 586188), (1197, 558764), (1467, 455924), (1596, 419073), (1714, 390222), (1956, 341943), (2282, 293094), (2394, 279382), (2571, 260148), (2934, 227962), (3097, 215964), (3423, 195396), (3428, 195111), (4564, 146547), (4788, 139691), (5142, 130074), (5868, 113981), (5999, 111492), (6194, 107982), (6846, 97698), (7713, 86716), (9291, 71988), (10269, 65132), (10284, 65037), (11998, 55746), (12388, 53991), (13692, 48849), (15426, 43358), (16283, 41076), (17997, 37164), (18582, 35994), (20538, 32566), (21679, 30852), (23996, 27873)]