1444321840

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{32297}}^1$

素因数の和:32366

約数の個数: 80

約数和(自身を含む): 3700575648

約数和(自身を除く): 2256253808

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 43, 52, 65, 80, 86, 104, 130, 172, 208, 215, 260, 344, 430, 520, 559, 688, 860, 1040, 1118, 1720, 2236, 2795, 3440, 4472, 5590, 8944, 11180, 22360, 32297, 44720, 64594, 129188, 161485, 258376, 322970, 419861, 516752, 645940, 839722, 1291880, 1388771, 1679444, 2099305, 2583760, 2777542, 3358888, 4198610, 5555084, 6717776, 6943855, 8397220, 11110168, 13887710, 16794440, 18054023, 22220336, 27775420, 33588880, 36108046, 55550840, 72216092, 90270115, 111101680, 144432184, 180540230, 288864368, 361080460, 722160920, 1444321840]

約数ペア:

[(1, 1444321840), (2, 722160920), (4, 361080460), (5, 288864368), (8, 180540230), (10, 144432184), (13, 111101680), (16, 90270115), (20, 72216092), (26, 55550840), (40, 36108046), (43, 33588880), (52, 27775420), (65, 22220336), (80, 18054023), (86, 16794440), (104, 13887710), (130, 11110168), (172, 8397220), (208, 6943855), (215, 6717776), (260, 5555084), (344, 4198610), (430, 3358888), (520, 2777542), (559, 2583760), (688, 2099305), (860, 1679444), (1040, 1388771), (1118, 1291880), (1720, 839722), (2236, 645940), (2795, 516752), (3440, 419861), (4472, 322970), (5590, 258376), (8944, 161485), (11180, 129188), (22360, 64594), (32297, 44720)]