198215280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275299}}^1$

素因数の和:275318

約数の個数: 60

約数和(自身を含む): 665675400

約数和(自身を除く): 467460120

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 720, 275299, 550598, 825897, 1101196, 1376495, 1651794, 2202392, 2477691, 2752990, 3303588, 4129485, 4404784, 4955382, 5505980, 6607176, 8258970, 9910764, 11011960, 12388455, 13214352, 16517940, 19821528, 22023920, 24776910, 33035880, 39643056, 49553820, 66071760, 99107640, 198215280]

約数ペア:

[(1, 198215280), (2, 99107640), (3, 66071760), (4, 49553820), (5, 39643056), (6, 33035880), (8, 24776910), (9, 22023920), (10, 19821528), (12, 16517940), (15, 13214352), (16, 12388455), (18, 11011960), (20, 9910764), (24, 8258970), (30, 6607176), (36, 5505980), (40, 4955382), (45, 4404784), (48, 4129485), (60, 3303588), (72, 2752990), (80, 2477691), (90, 2202392), (120, 1651794), (144, 1376495), (180, 1101196), (240, 825897), (360, 550598), (720, 275299)]