68942720

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1399}}^1$

素因数の和:1436

約数の個数: 128

約数和(自身を含む): 205632000

約数和(自身を除く): 136689280

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 280, 308, 320, 352, 385, 440, 448, 560, 616, 640, 704, 770, 880, 896, 1120, 1232, 1399, 1408, 1540, 1760, 2240, 2464, 2798, 3080, 3520, 4480, 4928, 5596, 6160, 6995, 7040, 9793, 9856, 11192, 12320, 13990, 15389, 19586, 22384, 24640, 27980, 30778, 39172, 44768, 48965, 49280, 55960, 61556, 76945, 78344, 89536, 97930, 107723, 111920, 123112, 153890, 156688, 179072, 195860, 215446, 223840, 246224, 307780, 313376, 391720, 430892, 447680, 492448, 538615, 615560, 626752, 783440, 861784, 895360, 984896, 1077230, 1231120, 1253504, 1566880, 1723568, 1969792, 2154460, 2462240, 3133760, 3447136, 4308920, 4924480, 6267520, 6894272, 8617840, 9848960, 13788544, 17235680, 34471360, 68942720]

約数ペア:

[(1, 68942720), (2, 34471360), (4, 17235680), (5, 13788544), (7, 9848960), (8, 8617840), (10, 6894272), (11, 6267520), (14, 4924480), (16, 4308920), (20, 3447136), (22, 3133760), (28, 2462240), (32, 2154460), (35, 1969792), (40, 1723568), (44, 1566880), (55, 1253504), (56, 1231120), (64, 1077230), (70, 984896), (77, 895360), (80, 861784), (88, 783440), (110, 626752), (112, 615560), (128, 538615), (140, 492448), (154, 447680), (160, 430892), (176, 391720), (220, 313376), (224, 307780), (280, 246224), (308, 223840), (320, 215446), (352, 195860), (385, 179072), (440, 156688), (448, 153890), (560, 123112), (616, 111920), (640, 107723), (704, 97930), (770, 89536), (880, 78344), (896, 76945), (1120, 61556), (1232, 55960), (1399, 49280), (1408, 48965), (1540, 44768), (1760, 39172), (2240, 30778), (2464, 27980), (2798, 24640), (3080, 22384), (3520, 19586), (4480, 15389), (4928, 13990), (5596, 12320), (6160, 11192), (6995, 9856), (7040, 9793)]