87436620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{2441}}^1$

素因数の和:2655

約数の個数: 72

約数和(自身を含む): 266666400

約数和(自身を除く): 179229780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2441, 2985, 3582, 3980, 4882, 5970, 7164, 7323, 8955, 9764, 11940, 12205, 14646, 17910, 21969, 24410, 29292, 35820, 36615, 43938, 48820, 73230, 87876, 109845, 146460, 219690, 439380, 485759, 971518, 1457277, 1943036, 2428795, 2914554, 4371831, 4857590, 5829108, 7286385, 8743662, 9715180, 14572770, 17487324, 21859155, 29145540, 43718310, 87436620]

約数ペア:

[(1, 87436620), (2, 43718310), (3, 29145540), (4, 21859155), (5, 17487324), (6, 14572770), (9, 9715180), (10, 8743662), (12, 7286385), (15, 5829108), (18, 4857590), (20, 4371831), (30, 2914554), (36, 2428795), (45, 1943036), (60, 1457277), (90, 971518), (180, 485759), (199, 439380), (398, 219690), (597, 146460), (796, 109845), (995, 87876), (1194, 73230), (1791, 48820), (1990, 43938), (2388, 36615), (2441, 35820), (2985, 29292), (3582, 24410), (3980, 21969), (4882, 17910), (5970, 14646), (7164, 12205), (7323, 11940), (8955, 9764)]