71890740

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{199}}^1\times {\mathrm{223}}^1$

素因数の和:443

約数の個数: 120

約数和(自身を含む): 227673600

約数和(自身を除く): 155782860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 81, 90, 108, 135, 162, 180, 199, 223, 270, 324, 398, 405, 446, 540, 597, 669, 796, 810, 892, 995, 1115, 1194, 1338, 1620, 1791, 1990, 2007, 2230, 2388, 2676, 2985, 3345, 3582, 3980, 4014, 4460, 5373, 5970, 6021, 6690, 7164, 8028, 8955, 10035, 10746, 11940, 12042, 13380, 16119, 17910, 18063, 20070, 21492, 24084, 26865, 30105, 32238, 35820, 36126, 40140, 44377, 53730, 60210, 64476, 72252, 80595, 88754, 90315, 107460, 120420, 133131, 161190, 177508, 180630, 221885, 266262, 322380, 361260, 399393, 443770, 532524, 665655, 798786, 887540, 1198179, 1331310, 1597572, 1996965, 2396358, 2662620, 3594537, 3993930, 4792716, 5990895, 7189074, 7987860, 11981790, 14378148, 17972685, 23963580, 35945370, 71890740]

約数ペア:

[(1, 71890740), (2, 35945370), (3, 23963580), (4, 17972685), (5, 14378148), (6, 11981790), (9, 7987860), (10, 7189074), (12, 5990895), (15, 4792716), (18, 3993930), (20, 3594537), (27, 2662620), (30, 2396358), (36, 1996965), (45, 1597572), (54, 1331310), (60, 1198179), (81, 887540), (90, 798786), (108, 665655), (135, 532524), (162, 443770), (180, 399393), (199, 361260), (223, 322380), (270, 266262), (324, 221885), (398, 180630), (405, 177508), (446, 161190), (540, 133131), (597, 120420), (669, 107460), (796, 90315), (810, 88754), (892, 80595), (995, 72252), (1115, 64476), (1194, 60210), (1338, 53730), (1620, 44377), (1791, 40140), (1990, 36126), (2007, 35820), (2230, 32238), (2388, 30105), (2676, 26865), (2985, 24084), (3345, 21492), (3582, 20070), (3980, 18063), (4014, 17910), (4460, 16119), (5373, 13380), (5970, 12042), (6021, 11940), (6690, 10746), (7164, 10035), (8028, 8955)]