340832620

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:275

約数の個数: 96

約数和(自身を含む): 763076160

約数和(自身を除く): 422243540

約数列:

[1, 2, 4, 5, 10, 20, 43, 61, 73, 86, 89, 122, 146, 172, 178, 215, 244, 292, 305, 356, 365, 430, 445, 610, 730, 860, 890, 1220, 1460, 1780, 2623, 3139, 3827, 4453, 5246, 5429, 6278, 6497, 7654, 8906, 10492, 10858, 12556, 12994, 13115, 15308, 15695, 17812, 19135, 21716, 22265, 25988, 26230, 27145, 31390, 32485, 38270, 44530, 52460, 54290, 62780, 64970, 76540, 89060, 108580, 129940, 191479, 233447, 279371, 382958, 396317, 466894, 558742, 765916, 792634, 933788, 957395, 1117484, 1167235, 1396855, 1585268, 1914790, 1981585, 2334470, 2793710, 3829580, 3963170, 4668940, 5587420, 7926340, 17041631, 34083262, 68166524, 85208155, 170416310, 340832620]

約数ペア:

[(1, 340832620), (2, 170416310), (4, 85208155), (5, 68166524), (10, 34083262), (20, 17041631), (43, 7926340), (61, 5587420), (73, 4668940), (86, 3963170), (89, 3829580), (122, 2793710), (146, 2334470), (172, 1981585), (178, 1914790), (215, 1585268), (244, 1396855), (292, 1167235), (305, 1117484), (356, 957395), (365, 933788), (430, 792634), (445, 765916), (610, 558742), (730, 466894), (860, 396317), (890, 382958), (1220, 279371), (1460, 233447), (1780, 191479), (2623, 129940), (3139, 108580), (3827, 89060), (4453, 76540), (5246, 64970), (5429, 62780), (6278, 54290), (6497, 52460), (7654, 44530), (8906, 38270), (10492, 32485), (10858, 31390), (12556, 27145), (12994, 26230), (13115, 25988), (15308, 22265), (15695, 21716), (17812, 19135)]