491153688

素因数分解:

$2^3\times 3^2\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{557}}^1$

素因数の和:937

約数の個数: 96

約数和(自身を含む): 1372746960

約数和(自身を除く): 881593272

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 37, 72, 74, 111, 148, 222, 296, 331, 333, 444, 557, 662, 666, 888, 993, 1114, 1324, 1332, 1671, 1986, 2228, 2648, 2664, 2979, 3342, 3972, 4456, 5013, 5958, 6684, 7944, 10026, 11916, 12247, 13368, 20052, 20609, 23832, 24494, 36741, 40104, 41218, 48988, 61827, 73482, 82436, 97976, 110223, 123654, 146964, 164872, 184367, 185481, 220446, 247308, 293928, 368734, 370962, 440892, 494616, 553101, 737468, 741924, 881784, 1106202, 1474936, 1483848, 1659303, 2212404, 3318606, 4424808, 6637212, 6821579, 13274424, 13643158, 20464737, 27286316, 40929474, 54572632, 61394211, 81858948, 122788422, 163717896, 245576844, 491153688]

約数ペア:

[(1, 491153688), (2, 245576844), (3, 163717896), (4, 122788422), (6, 81858948), (8, 61394211), (9, 54572632), (12, 40929474), (18, 27286316), (24, 20464737), (36, 13643158), (37, 13274424), (72, 6821579), (74, 6637212), (111, 4424808), (148, 3318606), (222, 2212404), (296, 1659303), (331, 1483848), (333, 1474936), (444, 1106202), (557, 881784), (662, 741924), (666, 737468), (888, 553101), (993, 494616), (1114, 440892), (1324, 370962), (1332, 368734), (1671, 293928), (1986, 247308), (2228, 220446), (2648, 185481), (2664, 184367), (2979, 164872), (3342, 146964), (3972, 123654), (4456, 110223), (5013, 97976), (5958, 82436), (6684, 73482), (7944, 61827), (10026, 48988), (11916, 41218), (12247, 40104), (13368, 36741), (20052, 24494), (20609, 23832)]