205348680

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{570413}}^1$

素因数の和:570430

約数の個数: 48

約数和(自身を含む): 667384380

約数和(自身を除く): 462035700

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 570413, 1140826, 1711239, 2281652, 2852065, 3422478, 4563304, 5133717, 5704130, 6844956, 8556195, 10267434, 11408260, 13689912, 17112390, 20534868, 22816520, 25668585, 34224780, 41069736, 51337170, 68449560, 102674340, 205348680]

約数ペア:

[(1, 205348680), (2, 102674340), (3, 68449560), (4, 51337170), (5, 41069736), (6, 34224780), (8, 25668585), (9, 22816520), (10, 20534868), (12, 17112390), (15, 13689912), (18, 11408260), (20, 10267434), (24, 8556195), (30, 6844956), (36, 5704130), (40, 5133717), (45, 4563304), (60, 3422478), (72, 2852065), (90, 2281652), (120, 1711239), (180, 1140826), (360, 570413)]