68662720

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{151}}^1$

素因数の和:211

約数の個数: 168

約数和(自身を含む): 198059040

約数和(自身を除く): 129396320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 32, 35, 40, 49, 56, 58, 64, 70, 80, 98, 112, 116, 140, 145, 151, 160, 196, 203, 224, 232, 245, 280, 290, 302, 320, 392, 406, 448, 464, 490, 560, 580, 604, 755, 784, 812, 928, 980, 1015, 1057, 1120, 1160, 1208, 1421, 1510, 1568, 1624, 1856, 1960, 2030, 2114, 2240, 2320, 2416, 2842, 3020, 3136, 3248, 3920, 4060, 4228, 4379, 4640, 4832, 5285, 5684, 6040, 6496, 7105, 7399, 7840, 8120, 8456, 8758, 9280, 9664, 10570, 11368, 12080, 12992, 14210, 14798, 15680, 16240, 16912, 17516, 21140, 21895, 22736, 24160, 28420, 29596, 30653, 32480, 33824, 35032, 36995, 42280, 43790, 45472, 48320, 56840, 59192, 61306, 64960, 67648, 70064, 73990, 84560, 87580, 90944, 113680, 118384, 122612, 140128, 147980, 153265, 169120, 175160, 214571, 227360, 236768, 245224, 280256, 295960, 306530, 338240, 350320, 429142, 454720, 473536, 490448, 591920, 613060, 700640, 858284, 980896, 1072855, 1183840, 1226120, 1401280, 1716568, 1961792, 2145710, 2367680, 2452240, 3433136, 4291420, 4904480, 6866272, 8582840, 9808960, 13732544, 17165680, 34331360, 68662720]

約数ペア:

[(1, 68662720), (2, 34331360), (4, 17165680), (5, 13732544), (7, 9808960), (8, 8582840), (10, 6866272), (14, 4904480), (16, 4291420), (20, 3433136), (28, 2452240), (29, 2367680), (32, 2145710), (35, 1961792), (40, 1716568), (49, 1401280), (56, 1226120), (58, 1183840), (64, 1072855), (70, 980896), (80, 858284), (98, 700640), (112, 613060), (116, 591920), (140, 490448), (145, 473536), (151, 454720), (160, 429142), (196, 350320), (203, 338240), (224, 306530), (232, 295960), (245, 280256), (280, 245224), (290, 236768), (302, 227360), (320, 214571), (392, 175160), (406, 169120), (448, 153265), (464, 147980), (490, 140128), (560, 122612), (580, 118384), (604, 113680), (755, 90944), (784, 87580), (812, 84560), (928, 73990), (980, 70064), (1015, 67648), (1057, 64960), (1120, 61306), (1160, 59192), (1208, 56840), (1421, 48320), (1510, 45472), (1568, 43790), (1624, 42280), (1856, 36995), (1960, 35032), (2030, 33824), (2114, 32480), (2240, 30653), (2320, 29596), (2416, 28420), (2842, 24160), (3020, 22736), (3136, 21895), (3248, 21140), (3920, 17516), (4060, 16912), (4228, 16240), (4379, 15680), (4640, 14798), (4832, 14210), (5285, 12992), (5684, 12080), (6040, 11368), (6496, 10570), (7105, 9664), (7399, 9280), (7840, 8758), (8120, 8456)]