73487940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{72047}}^1$

素因数の和:72076

約数の個数: 48

約数和(自身を含む): 217873152

約数和(自身を除く): 144385212

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 72047, 144094, 216141, 288188, 360235, 432282, 720470, 864564, 1080705, 1224799, 1440940, 2161410, 2449598, 3674397, 4322820, 4899196, 6123995, 7348794, 12247990, 14697588, 18371985, 24495980, 36743970, 73487940]

約数ペア:

[(1, 73487940), (2, 36743970), (3, 24495980), (4, 18371985), (5, 14697588), (6, 12247990), (10, 7348794), (12, 6123995), (15, 4899196), (17, 4322820), (20, 3674397), (30, 2449598), (34, 2161410), (51, 1440940), (60, 1224799), (68, 1080705), (85, 864564), (102, 720470), (170, 432282), (204, 360235), (255, 288188), (340, 216141), (510, 144094), (1020, 72047)]