136775720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{1511}}^1$

素因数の和:1626

約数の個数: 64

約数和(自身を含む): 322237440

約数和(自身を除く): 185461720

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 73, 124, 146, 155, 248, 292, 310, 365, 584, 620, 730, 1240, 1460, 1511, 2263, 2920, 3022, 4526, 6044, 7555, 9052, 11315, 12088, 15110, 18104, 22630, 30220, 45260, 46841, 60440, 90520, 93682, 110303, 187364, 220606, 234205, 374728, 441212, 468410, 551515, 882424, 936820, 1103030, 1873640, 2206060, 3419393, 4412120, 6838786, 13677572, 17096965, 27355144, 34193930, 68387860, 136775720]

約数ペア:

[(1, 136775720), (2, 68387860), (4, 34193930), (5, 27355144), (8, 17096965), (10, 13677572), (20, 6838786), (31, 4412120), (40, 3419393), (62, 2206060), (73, 1873640), (124, 1103030), (146, 936820), (155, 882424), (248, 551515), (292, 468410), (310, 441212), (365, 374728), (584, 234205), (620, 220606), (730, 187364), (1240, 110303), (1460, 93682), (1511, 90520), (2263, 60440), (2920, 46841), (3022, 45260), (4526, 30220), (6044, 22630), (7555, 18104), (9052, 15110), (11315, 12088)]