198395280

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{275549}}^1$

素因数の和:275568

約数の個数: 60

約数和(自身を含む): 666279900

約数和(自身を除く): 467884620

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, 275549, 551098, 826647, 1102196, 1377745, 1653294, 2204392, 2479941, 2755490, 3306588, 4133235, 4408784, 4959882, 5510980, 6613176, 8266470, 9919764, 11021960, 12399705, 13226352, 16532940, 19839528, 22043920, 24799410, 33065880, 39679056, 49598820, 66131760, 99197640, 198395280]

約数ペア:

[(1, 198395280), (2, 99197640), (3, 66131760), (4, 49598820), (5, 39679056), (6, 33065880), (8, 24799410), (9, 22043920), (10, 19839528), (12, 16532940), (15, 13226352), (16, 12399705), (18, 11021960), (20, 9919764), (24, 8266470), (30, 6613176), (36, 5510980), (40, 4959882), (45, 4408784), (48, 4133235), (60, 3306588), (72, 2755490), (80, 2479941), (90, 2204392), (120, 1653294), (144, 1377745), (180, 1102196), (240, 826647), (360, 551098), (720, 275549)]