68558840

素因数分解:

$2^3\times 5^1\times 7^3\times {\mathrm{19}}^1\times {\mathrm{263}}^1$

素因数の和:314

約数の個数: 128

約数和(自身を含む): 190080000

約数和(自身を除く): 121521160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 70, 76, 95, 98, 133, 140, 152, 190, 196, 245, 263, 266, 280, 343, 380, 392, 490, 526, 532, 665, 686, 760, 931, 980, 1052, 1064, 1315, 1330, 1372, 1715, 1841, 1862, 1960, 2104, 2630, 2660, 2744, 3430, 3682, 3724, 4655, 4997, 5260, 5320, 6517, 6860, 7364, 7448, 9205, 9310, 9994, 10520, 12887, 13034, 13720, 14728, 18410, 18620, 19988, 24985, 25774, 26068, 32585, 34979, 36820, 37240, 39976, 49970, 51548, 52136, 64435, 65170, 69958, 73640, 90209, 99940, 103096, 128870, 130340, 139916, 174895, 180418, 199880, 244853, 257740, 260680, 279832, 349790, 360836, 451045, 489706, 515480, 699580, 721672, 902090, 979412, 1224265, 1399160, 1713971, 1804180, 1958824, 2448530, 3427942, 3608360, 4897060, 6855884, 8569855, 9794120, 13711768, 17139710, 34279420, 68558840]

約数ペア:

[(1, 68558840), (2, 34279420), (4, 17139710), (5, 13711768), (7, 9794120), (8, 8569855), (10, 6855884), (14, 4897060), (19, 3608360), (20, 3427942), (28, 2448530), (35, 1958824), (38, 1804180), (40, 1713971), (49, 1399160), (56, 1224265), (70, 979412), (76, 902090), (95, 721672), (98, 699580), (133, 515480), (140, 489706), (152, 451045), (190, 360836), (196, 349790), (245, 279832), (263, 260680), (266, 257740), (280, 244853), (343, 199880), (380, 180418), (392, 174895), (490, 139916), (526, 130340), (532, 128870), (665, 103096), (686, 99940), (760, 90209), (931, 73640), (980, 69958), (1052, 65170), (1064, 64435), (1315, 52136), (1330, 51548), (1372, 49970), (1715, 39976), (1841, 37240), (1862, 36820), (1960, 34979), (2104, 32585), (2630, 26068), (2660, 25774), (2744, 24985), (3430, 19988), (3682, 18620), (3724, 18410), (4655, 14728), (4997, 13720), (5260, 13034), (5320, 12887), (6517, 10520), (6860, 9994), (7364, 9310), (7448, 9205)]