221370840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{204973}}^1$

素因数の和:204993

約数の個数: 64

約数和(自身を含む): 737906400

約数和(自身を除く): 516535560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 204973, 409946, 614919, 819892, 1024865, 1229838, 1639784, 1844757, 2049730, 2459676, 3074595, 3689514, 4099460, 4919352, 5534271, 6149190, 7379028, 8198920, 9223785, 11068542, 12298380, 14758056, 18447570, 22137084, 24596760, 27671355, 36895140, 44274168, 55342710, 73790280, 110685420, 221370840]

約数ペア:

[(1, 221370840), (2, 110685420), (3, 73790280), (4, 55342710), (5, 44274168), (6, 36895140), (8, 27671355), (9, 24596760), (10, 22137084), (12, 18447570), (15, 14758056), (18, 12298380), (20, 11068542), (24, 9223785), (27, 8198920), (30, 7379028), (36, 6149190), (40, 5534271), (45, 4919352), (54, 4099460), (60, 3689514), (72, 3074595), (90, 2459676), (108, 2049730), (120, 1844757), (135, 1639784), (180, 1229838), (216, 1024865), (270, 819892), (360, 614919), (540, 409946), (1080, 204973)]