27874140

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{499}}^1$

素因数の和:544

約数の個数: 144

約数和(自身を含む): 95760000

約数和(自身を除く): 67885860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 19, 20, 21, 28, 30, 35, 38, 42, 49, 57, 60, 70, 76, 84, 95, 98, 105, 114, 133, 140, 147, 190, 196, 210, 228, 245, 266, 285, 294, 380, 399, 420, 490, 499, 532, 570, 588, 665, 735, 798, 931, 980, 998, 1140, 1330, 1470, 1497, 1596, 1862, 1995, 1996, 2495, 2660, 2793, 2940, 2994, 3493, 3724, 3990, 4655, 4990, 5586, 5988, 6986, 7485, 7980, 9310, 9481, 9980, 10479, 11172, 13965, 13972, 14970, 17465, 18620, 18962, 20958, 24451, 27930, 28443, 29940, 34930, 37924, 41916, 47405, 48902, 52395, 55860, 56886, 66367, 69860, 73353, 94810, 97804, 104790, 113772, 122255, 132734, 142215, 146706, 189620, 199101, 209580, 244510, 265468, 284430, 293412, 331835, 366765, 398202, 464569, 489020, 568860, 663670, 733530, 796404, 929138, 995505, 1327340, 1393707, 1467060, 1858276, 1991010, 2322845, 2787414, 3982020, 4645690, 5574828, 6968535, 9291380, 13937070, 27874140]

約数ペア:

[(1, 27874140), (2, 13937070), (3, 9291380), (4, 6968535), (5, 5574828), (6, 4645690), (7, 3982020), (10, 2787414), (12, 2322845), (14, 1991010), (15, 1858276), (19, 1467060), (20, 1393707), (21, 1327340), (28, 995505), (30, 929138), (35, 796404), (38, 733530), (42, 663670), (49, 568860), (57, 489020), (60, 464569), (70, 398202), (76, 366765), (84, 331835), (95, 293412), (98, 284430), (105, 265468), (114, 244510), (133, 209580), (140, 199101), (147, 189620), (190, 146706), (196, 142215), (210, 132734), (228, 122255), (245, 113772), (266, 104790), (285, 97804), (294, 94810), (380, 73353), (399, 69860), (420, 66367), (490, 56886), (499, 55860), (532, 52395), (570, 48902), (588, 47405), (665, 41916), (735, 37924), (798, 34930), (931, 29940), (980, 28443), (998, 27930), (1140, 24451), (1330, 20958), (1470, 18962), (1497, 18620), (1596, 17465), (1862, 14970), (1995, 13972), (1996, 13965), (2495, 11172), (2660, 10479), (2793, 9980), (2940, 9481), (2994, 9310), (3493, 7980), (3724, 7485), (3990, 6986), (4655, 5988), (4990, 5586)]