1902785580

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37889}}^1$

素因数の和:37941

約数の個数: 120

約数和(自身を含む): 6161823360

約数和(自身を除く): 4259037780

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 31, 36, 45, 54, 60, 62, 81, 90, 93, 108, 124, 135, 155, 162, 180, 186, 270, 279, 310, 324, 372, 405, 465, 540, 558, 620, 810, 837, 930, 1116, 1395, 1620, 1674, 1860, 2511, 2790, 3348, 4185, 5022, 5580, 8370, 10044, 12555, 16740, 25110, 37889, 50220, 75778, 113667, 151556, 189445, 227334, 341001, 378890, 454668, 568335, 682002, 757780, 1023003, 1136670, 1174559, 1364004, 1705005, 2046006, 2273340, 2349118, 3069009, 3410010, 3523677, 4092012, 4698236, 5115015, 5872795, 6138018, 6820020, 7047354, 10230030, 10571031, 11745590, 12276036, 14094708, 15345045, 17618385, 20460060, 21142062, 23491180, 30690090, 31713093, 35236770, 42284124, 52855155, 61380180, 63426186, 70473540, 95139279, 105710310, 126852372, 158565465, 190278558, 211420620, 317130930, 380557116, 475696395, 634261860, 951392790, 1902785580]

約数ペア:

[(1, 1902785580), (2, 951392790), (3, 634261860), (4, 475696395), (5, 380557116), (6, 317130930), (9, 211420620), (10, 190278558), (12, 158565465), (15, 126852372), (18, 105710310), (20, 95139279), (27, 70473540), (30, 63426186), (31, 61380180), (36, 52855155), (45, 42284124), (54, 35236770), (60, 31713093), (62, 30690090), (81, 23491180), (90, 21142062), (93, 20460060), (108, 17618385), (124, 15345045), (135, 14094708), (155, 12276036), (162, 11745590), (180, 10571031), (186, 10230030), (270, 7047354), (279, 6820020), (310, 6138018), (324, 5872795), (372, 5115015), (405, 4698236), (465, 4092012), (540, 3523677), (558, 3410010), (620, 3069009), (810, 2349118), (837, 2273340), (930, 2046006), (1116, 1705005), (1395, 1364004), (1620, 1174559), (1674, 1136670), (1860, 1023003), (2511, 757780), (2790, 682002), (3348, 568335), (4185, 454668), (5022, 378890), (5580, 341001), (8370, 227334), (10044, 189445), (12555, 151556), (16740, 113667), (25110, 75778), (37889, 50220)]