256684464001

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{179}}^1\times {\mathrm{2713}}^1$

素因数の和:3003

約数の個数: 64

約数和(自身を含む): 318905856000

約数和(自身を除く): 62221391999

約数列:

[1, 7, 23, 49, 67, 161, 179, 343, 469, 1127, 1253, 1541, 2713, 3283, 4117, 7889, 8771, 10787, 11993, 18991, 22981, 28819, 61397, 62399, 75509, 83951, 132937, 181771, 201733, 275839, 436793, 485627, 528563, 587657, 930559, 1272397, 1412131, 1930873, 3057551, 3399389, 4113599, 4180733, 8906779, 11169421, 13516111, 21402857, 23795723, 29265131, 32537009, 62347453, 78185947, 94612777, 166570061, 204855917, 227759063, 547301629, 748351207, 1433991419, 1594313441, 3831111403, 5238458449, 11160194087, 36669209143, 256684464001]

約数ペア:

[(1, 256684464001), (7, 36669209143), (23, 11160194087), (49, 5238458449), (67, 3831111403), (161, 1594313441), (179, 1433991419), (343, 748351207), (469, 547301629), (1127, 227759063), (1253, 204855917), (1541, 166570061), (2713, 94612777), (3283, 78185947), (4117, 62347453), (7889, 32537009), (8771, 29265131), (10787, 23795723), (11993, 21402857), (18991, 13516111), (22981, 11169421), (28819, 8906779), (61397, 4180733), (62399, 4113599), (75509, 3399389), (83951, 3057551), (132937, 1930873), (181771, 1412131), (201733, 1272397), (275839, 930559), (436793, 587657), (485627, 528563)]