42758380

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{271}}^1$

素因数の和:324

約数の個数: 96

約数和(自身を含む): 109670400

約数和(自身を除く): 66912020

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 23, 28, 35, 46, 49, 70, 92, 98, 115, 140, 161, 196, 230, 245, 271, 322, 343, 460, 490, 542, 644, 686, 805, 980, 1084, 1127, 1355, 1372, 1610, 1715, 1897, 2254, 2710, 3220, 3430, 3794, 4508, 5420, 5635, 6233, 6860, 7588, 7889, 9485, 11270, 12466, 13279, 15778, 18970, 22540, 24932, 26558, 31165, 31556, 37940, 39445, 43631, 53116, 62330, 66395, 78890, 87262, 92953, 124660, 132790, 157780, 174524, 185906, 218155, 265580, 305417, 371812, 436310, 464765, 610834, 872620, 929530, 1221668, 1527085, 1859060, 2137919, 3054170, 4275838, 6108340, 8551676, 10689595, 21379190, 42758380]

約数ペア:

[(1, 42758380), (2, 21379190), (4, 10689595), (5, 8551676), (7, 6108340), (10, 4275838), (14, 3054170), (20, 2137919), (23, 1859060), (28, 1527085), (35, 1221668), (46, 929530), (49, 872620), (70, 610834), (92, 464765), (98, 436310), (115, 371812), (140, 305417), (161, 265580), (196, 218155), (230, 185906), (245, 174524), (271, 157780), (322, 132790), (343, 124660), (460, 92953), (490, 87262), (542, 78890), (644, 66395), (686, 62330), (805, 53116), (980, 43631), (1084, 39445), (1127, 37940), (1355, 31556), (1372, 31165), (1610, 26558), (1715, 24932), (1897, 22540), (2254, 18970), (2710, 15778), (3220, 13279), (3430, 12466), (3794, 11270), (4508, 9485), (5420, 7889), (5635, 7588), (6233, 6860)]