664732008

素因数分解:

$2^3\times 3^4\times {\mathrm{31}}^1\times {\mathrm{33091}}^1$

素因数の和:33140

約数の個数: 80

約数和(自身を含む): 1921983360

約数和(自身を除く): 1257251352

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 31, 36, 54, 62, 72, 81, 93, 108, 124, 162, 186, 216, 248, 279, 324, 372, 558, 648, 744, 837, 1116, 1674, 2232, 2511, 3348, 5022, 6696, 10044, 20088, 33091, 66182, 99273, 132364, 198546, 264728, 297819, 397092, 595638, 794184, 893457, 1025821, 1191276, 1786914, 2051642, 2382552, 2680371, 3077463, 3573828, 4103284, 5360742, 6154926, 7147656, 8206568, 9232389, 10721484, 12309852, 18464778, 21442968, 24619704, 27697167, 36929556, 55394334, 73859112, 83091501, 110788668, 166183002, 221577336, 332366004, 664732008]

約数ペア:

[(1, 664732008), (2, 332366004), (3, 221577336), (4, 166183002), (6, 110788668), (8, 83091501), (9, 73859112), (12, 55394334), (18, 36929556), (24, 27697167), (27, 24619704), (31, 21442968), (36, 18464778), (54, 12309852), (62, 10721484), (72, 9232389), (81, 8206568), (93, 7147656), (108, 6154926), (124, 5360742), (162, 4103284), (186, 3573828), (216, 3077463), (248, 2680371), (279, 2382552), (324, 2051642), (372, 1786914), (558, 1191276), (648, 1025821), (744, 893457), (837, 794184), (1116, 595638), (1674, 397092), (2232, 297819), (2511, 264728), (3348, 198546), (5022, 132364), (6696, 99273), (10044, 66182), (20088, 33091)]