67273720

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{227}}^1\times {\mathrm{239}}^1$

素因数の和:508

約数の個数: 64

約数和(自身を含む): 157593600

約数和(自身を除く): 90319880

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 227, 239, 248, 310, 454, 478, 620, 908, 956, 1135, 1195, 1240, 1816, 1912, 2270, 2390, 4540, 4780, 7037, 7409, 9080, 9560, 14074, 14818, 28148, 29636, 35185, 37045, 54253, 56296, 59272, 70370, 74090, 108506, 140740, 148180, 217012, 271265, 281480, 296360, 434024, 542530, 1085060, 1681843, 2170120, 3363686, 6727372, 8409215, 13454744, 16818430, 33636860, 67273720]

約数ペア:

[(1, 67273720), (2, 33636860), (4, 16818430), (5, 13454744), (8, 8409215), (10, 6727372), (20, 3363686), (31, 2170120), (40, 1681843), (62, 1085060), (124, 542530), (155, 434024), (227, 296360), (239, 281480), (248, 271265), (310, 217012), (454, 148180), (478, 140740), (620, 108506), (908, 74090), (956, 70370), (1135, 59272), (1195, 56296), (1240, 54253), (1816, 37045), (1912, 35185), (2270, 29636), (2390, 28148), (4540, 14818), (4780, 14074), (7037, 9560), (7409, 9080)]