748562920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{787}}^1$

素因数の和:927

約数の個数: 128

約数和(自身を含む): 1997107200

約数和(自身を除く): 1248544280

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 43, 56, 70, 79, 86, 140, 158, 172, 215, 280, 301, 316, 344, 395, 430, 553, 602, 632, 787, 790, 860, 1106, 1204, 1505, 1574, 1580, 1720, 2212, 2408, 2765, 3010, 3148, 3160, 3397, 3935, 4424, 5509, 5530, 6020, 6296, 6794, 7870, 11018, 11060, 12040, 13588, 15740, 16985, 22036, 22120, 23779, 27176, 27545, 31480, 33841, 33970, 44072, 47558, 55090, 62173, 67682, 67940, 95116, 110180, 118895, 124346, 135364, 135880, 169205, 190232, 220360, 236887, 237790, 248692, 270728, 310865, 338410, 435211, 473774, 475580, 497384, 621730, 676820, 870422, 947548, 951160, 1184435, 1243460, 1353640, 1740844, 1895096, 2176055, 2368870, 2486920, 2673439, 3481688, 4352110, 4737740, 5346878, 8704220, 9475480, 10693756, 13367195, 17408440, 18714073, 21387512, 26734390, 37428146, 53468780, 74856292, 93570365, 106937560, 149712584, 187140730, 374281460, 748562920]

約数ペア:

[(1, 748562920), (2, 374281460), (4, 187140730), (5, 149712584), (7, 106937560), (8, 93570365), (10, 74856292), (14, 53468780), (20, 37428146), (28, 26734390), (35, 21387512), (40, 18714073), (43, 17408440), (56, 13367195), (70, 10693756), (79, 9475480), (86, 8704220), (140, 5346878), (158, 4737740), (172, 4352110), (215, 3481688), (280, 2673439), (301, 2486920), (316, 2368870), (344, 2176055), (395, 1895096), (430, 1740844), (553, 1353640), (602, 1243460), (632, 1184435), (787, 951160), (790, 947548), (860, 870422), (1106, 676820), (1204, 621730), (1505, 497384), (1574, 475580), (1580, 473774), (1720, 435211), (2212, 338410), (2408, 310865), (2765, 270728), (3010, 248692), (3148, 237790), (3160, 236887), (3397, 220360), (3935, 190232), (4424, 169205), (5509, 135880), (5530, 135364), (6020, 124346), (6296, 118895), (6794, 110180), (7870, 95116), (11018, 67940), (11060, 67682), (12040, 62173), (13588, 55090), (15740, 47558), (16985, 44072), (22036, 33970), (22120, 33841), (23779, 31480), (27176, 27545)]