209910060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{89}}^1\times {\mathrm{13103}}^1$

素因数の和:13207

約数の個数: 72

約数和(自身を含む): 643930560

約数和(自身を除く): 434020500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 89, 90, 178, 180, 267, 356, 445, 534, 801, 890, 1068, 1335, 1602, 1780, 2670, 3204, 4005, 5340, 8010, 13103, 16020, 26206, 39309, 52412, 65515, 78618, 117927, 131030, 157236, 196545, 235854, 262060, 393090, 471708, 589635, 786180, 1166167, 1179270, 2332334, 2358540, 3498501, 4664668, 5830835, 6997002, 10495503, 11661670, 13994004, 17492505, 20991006, 23323340, 34985010, 41982012, 52477515, 69970020, 104955030, 209910060]

約数ペア:

[(1, 209910060), (2, 104955030), (3, 69970020), (4, 52477515), (5, 41982012), (6, 34985010), (9, 23323340), (10, 20991006), (12, 17492505), (15, 13994004), (18, 11661670), (20, 10495503), (30, 6997002), (36, 5830835), (45, 4664668), (60, 3498501), (89, 2358540), (90, 2332334), (178, 1179270), (180, 1166167), (267, 786180), (356, 589635), (445, 471708), (534, 393090), (801, 262060), (890, 235854), (1068, 196545), (1335, 157236), (1602, 131030), (1780, 117927), (2670, 78618), (3204, 65515), (4005, 52412), (5340, 39309), (8010, 26206), (13103, 16020)]