256067460

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{3919}}^1$

素因数の和:3959

約数の個数: 144

約数和(自身を含む): 875884800

約数和(自身を除く): 619817340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 90, 99, 108, 110, 121, 132, 135, 165, 180, 198, 220, 242, 270, 297, 330, 363, 396, 484, 495, 540, 594, 605, 660, 726, 990, 1089, 1188, 1210, 1452, 1485, 1815, 1980, 2178, 2420, 2970, 3267, 3630, 3919, 4356, 5445, 5940, 6534, 7260, 7838, 10890, 11757, 13068, 15676, 16335, 19595, 21780, 23514, 32670, 35271, 39190, 43109, 47028, 58785, 65340, 70542, 78380, 86218, 105813, 117570, 129327, 141084, 172436, 176355, 211626, 215545, 235140, 258654, 352710, 387981, 423252, 431090, 474199, 517308, 529065, 646635, 705420, 775962, 862180, 948398, 1058130, 1163943, 1293270, 1422597, 1551924, 1896796, 1939905, 2116260, 2327886, 2370995, 2586540, 2845194, 3879810, 4267791, 4655772, 4741990, 5690388, 5819715, 7112985, 7759620, 8535582, 9483980, 11639430, 12803373, 14225970, 17071164, 21338955, 23278860, 25606746, 28451940, 42677910, 51213492, 64016865, 85355820, 128033730, 256067460]

約数ペア:

[(1, 256067460), (2, 128033730), (3, 85355820), (4, 64016865), (5, 51213492), (6, 42677910), (9, 28451940), (10, 25606746), (11, 23278860), (12, 21338955), (15, 17071164), (18, 14225970), (20, 12803373), (22, 11639430), (27, 9483980), (30, 8535582), (33, 7759620), (36, 7112985), (44, 5819715), (45, 5690388), (54, 4741990), (55, 4655772), (60, 4267791), (66, 3879810), (90, 2845194), (99, 2586540), (108, 2370995), (110, 2327886), (121, 2116260), (132, 1939905), (135, 1896796), (165, 1551924), (180, 1422597), (198, 1293270), (220, 1163943), (242, 1058130), (270, 948398), (297, 862180), (330, 775962), (363, 705420), (396, 646635), (484, 529065), (495, 517308), (540, 474199), (594, 431090), (605, 423252), (660, 387981), (726, 352710), (990, 258654), (1089, 235140), (1188, 215545), (1210, 211626), (1452, 176355), (1485, 172436), (1815, 141084), (1980, 129327), (2178, 117570), (2420, 105813), (2970, 86218), (3267, 78380), (3630, 70542), (3919, 65340), (4356, 58785), (5445, 47028), (5940, 43109), (6534, 39190), (7260, 35271), (7838, 32670), (10890, 23514), (11757, 21780), (13068, 19595), (15676, 16335)]