220907880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{613633}}^1$

素因数の和:613650

約数の個数: 48

約数和(自身を含む): 717951780

約数和(自身を除く): 497043900

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, 613633, 1227266, 1840899, 2454532, 3068165, 3681798, 4909064, 5522697, 6136330, 7363596, 9204495, 11045394, 12272660, 14727192, 18408990, 22090788, 24545320, 27613485, 36817980, 44181576, 55226970, 73635960, 110453940, 220907880]

約数ペア:

[(1, 220907880), (2, 110453940), (3, 73635960), (4, 55226970), (5, 44181576), (6, 36817980), (8, 27613485), (9, 24545320), (10, 22090788), (12, 18408990), (15, 14727192), (18, 12272660), (20, 11045394), (24, 9204495), (30, 7363596), (36, 6136330), (40, 5522697), (45, 4909064), (60, 3681798), (72, 3068165), (90, 2454532), (120, 1840899), (180, 1227266), (360, 613633)]