1298259540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{232663}}^1$

素因数の和:232709

約数の個数: 72

約数和(自身を含む): 4065105408

約数和(自身を除く): 2766845868

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 31, 36, 45, 60, 62, 90, 93, 124, 155, 180, 186, 279, 310, 372, 465, 558, 620, 930, 1116, 1395, 1860, 2790, 5580, 232663, 465326, 697989, 930652, 1163315, 1395978, 2093967, 2326630, 2791956, 3489945, 4187934, 4653260, 6979890, 7212553, 8375868, 10469835, 13959780, 14425106, 20939670, 21637659, 28850212, 36062765, 41879340, 43275318, 64912977, 72125530, 86550636, 108188295, 129825954, 144251060, 216376590, 259651908, 324564885, 432753180, 649129770, 1298259540]

約数ペア:

[(1, 1298259540), (2, 649129770), (3, 432753180), (4, 324564885), (5, 259651908), (6, 216376590), (9, 144251060), (10, 129825954), (12, 108188295), (15, 86550636), (18, 72125530), (20, 64912977), (30, 43275318), (31, 41879340), (36, 36062765), (45, 28850212), (60, 21637659), (62, 20939670), (90, 14425106), (93, 13959780), (124, 10469835), (155, 8375868), (180, 7212553), (186, 6979890), (279, 4653260), (310, 4187934), (372, 3489945), (465, 2791956), (558, 2326630), (620, 2093967), (930, 1395978), (1116, 1163315), (1395, 930652), (1860, 697989), (2790, 465326), (5580, 232663)]