492180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{631}}^1$

素因数の和:656

約数の個数: 48

約数和(自身を含む): 1486464

約数和(自身を除く): 994284

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 26, 30, 39, 52, 60, 65, 78, 130, 156, 195, 260, 390, 631, 780, 1262, 1893, 2524, 3155, 3786, 6310, 7572, 8203, 9465, 12620, 16406, 18930, 24609, 32812, 37860, 41015, 49218, 82030, 98436, 123045, 164060, 246090, 492180]

約数ペア:

[(1, 492180), (2, 246090), (3, 164060), (4, 123045), (5, 98436), (6, 82030), (10, 49218), (12, 41015), (13, 37860), (15, 32812), (20, 24609), (26, 18930), (30, 16406), (39, 12620), (52, 9465), (60, 8203), (65, 7572), (78, 6310), (130, 3786), (156, 3155), (195, 2524), (260, 1893), (390, 1262), (631, 780)]