218901204

素因数分解:

$2^2\times 3^8\times {\mathrm{19}}^1\times {\mathrm{439}}^1$

素因数の和:486

約数の個数: 108

約数和(自身を含む): 606205600

約数和(自身を除く): 387304396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 36, 38, 54, 57, 76, 81, 108, 114, 162, 171, 228, 243, 324, 342, 439, 486, 513, 684, 729, 878, 972, 1026, 1317, 1458, 1539, 1756, 2052, 2187, 2634, 2916, 3078, 3951, 4374, 4617, 5268, 6156, 6561, 7902, 8341, 8748, 9234, 11853, 13122, 13851, 15804, 16682, 18468, 23706, 25023, 26244, 27702, 33364, 35559, 41553, 47412, 50046, 55404, 71118, 75069, 83106, 100092, 106677, 124659, 142236, 150138, 166212, 213354, 225207, 249318, 300276, 320031, 426708, 450414, 498636, 640062, 675621, 900828, 960093, 1280124, 1351242, 1920186, 2026863, 2702484, 2880279, 3840372, 4053726, 5760558, 6080589, 8107452, 11521116, 12161178, 18241767, 24322356, 36483534, 54725301, 72967068, 109450602, 218901204]

約数ペア:

[(1, 218901204), (2, 109450602), (3, 72967068), (4, 54725301), (6, 36483534), (9, 24322356), (12, 18241767), (18, 12161178), (19, 11521116), (27, 8107452), (36, 6080589), (38, 5760558), (54, 4053726), (57, 3840372), (76, 2880279), (81, 2702484), (108, 2026863), (114, 1920186), (162, 1351242), (171, 1280124), (228, 960093), (243, 900828), (324, 675621), (342, 640062), (439, 498636), (486, 450414), (513, 426708), (684, 320031), (729, 300276), (878, 249318), (972, 225207), (1026, 213354), (1317, 166212), (1458, 150138), (1539, 142236), (1756, 124659), (2052, 106677), (2187, 100092), (2634, 83106), (2916, 75069), (3078, 71118), (3951, 55404), (4374, 50046), (4617, 47412), (5268, 41553), (6156, 35559), (6561, 33364), (7902, 27702), (8341, 26244), (8748, 25023), (9234, 23706), (11853, 18468), (13122, 16682), (13851, 15804)]