165456340

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:390

約数の個数: 96

約数和(自身を含む): 411264000

約数和(自身を除く): 245807660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 89, 98, 140, 178, 196, 245, 271, 343, 356, 445, 490, 542, 623, 686, 890, 980, 1084, 1246, 1355, 1372, 1715, 1780, 1897, 2492, 2710, 3115, 3430, 3794, 4361, 5420, 6230, 6860, 7588, 8722, 9485, 12460, 13279, 17444, 18970, 21805, 24119, 26558, 30527, 37940, 43610, 48238, 53116, 61054, 66395, 87220, 92953, 96476, 120595, 122108, 132790, 152635, 168833, 185906, 241190, 265580, 305270, 337666, 371812, 464765, 482380, 610540, 675332, 844165, 929530, 1181831, 1688330, 1859060, 2363662, 3376660, 4727324, 5909155, 8272817, 11818310, 16545634, 23636620, 33091268, 41364085, 82728170, 165456340]

約数ペア:

[(1, 165456340), (2, 82728170), (4, 41364085), (5, 33091268), (7, 23636620), (10, 16545634), (14, 11818310), (20, 8272817), (28, 5909155), (35, 4727324), (49, 3376660), (70, 2363662), (89, 1859060), (98, 1688330), (140, 1181831), (178, 929530), (196, 844165), (245, 675332), (271, 610540), (343, 482380), (356, 464765), (445, 371812), (490, 337666), (542, 305270), (623, 265580), (686, 241190), (890, 185906), (980, 168833), (1084, 152635), (1246, 132790), (1355, 122108), (1372, 120595), (1715, 96476), (1780, 92953), (1897, 87220), (2492, 66395), (2710, 61054), (3115, 53116), (3430, 48238), (3794, 43610), (4361, 37940), (5420, 30527), (6230, 26558), (6860, 24119), (7588, 21805), (8722, 18970), (9485, 17444), (12460, 13279)]