57185820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{727}}^1$

素因数の和:784

約数の個数: 144

約数和(自身を含む): 190794240

約数和(自身を除く): 133608420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 23, 30, 36, 38, 45, 46, 57, 60, 69, 76, 90, 92, 95, 114, 115, 138, 171, 180, 190, 207, 228, 230, 276, 285, 342, 345, 380, 414, 437, 460, 570, 684, 690, 727, 828, 855, 874, 1035, 1140, 1311, 1380, 1454, 1710, 1748, 2070, 2181, 2185, 2622, 2908, 3420, 3635, 3933, 4140, 4362, 4370, 5244, 6543, 6555, 7270, 7866, 8724, 8740, 10905, 13086, 13110, 13813, 14540, 15732, 16721, 19665, 21810, 26172, 26220, 27626, 32715, 33442, 39330, 41439, 43620, 50163, 55252, 65430, 66884, 69065, 78660, 82878, 83605, 100326, 124317, 130860, 138130, 150489, 165756, 167210, 200652, 207195, 248634, 250815, 276260, 300978, 317699, 334420, 414390, 497268, 501630, 601956, 621585, 635398, 752445, 828780, 953097, 1003260, 1243170, 1270796, 1504890, 1588495, 1906194, 2486340, 2859291, 3009780, 3176990, 3812388, 4765485, 5718582, 6353980, 9530970, 11437164, 14296455, 19061940, 28592910, 57185820]

約数ペア:

[(1, 57185820), (2, 28592910), (3, 19061940), (4, 14296455), (5, 11437164), (6, 9530970), (9, 6353980), (10, 5718582), (12, 4765485), (15, 3812388), (18, 3176990), (19, 3009780), (20, 2859291), (23, 2486340), (30, 1906194), (36, 1588495), (38, 1504890), (45, 1270796), (46, 1243170), (57, 1003260), (60, 953097), (69, 828780), (76, 752445), (90, 635398), (92, 621585), (95, 601956), (114, 501630), (115, 497268), (138, 414390), (171, 334420), (180, 317699), (190, 300978), (207, 276260), (228, 250815), (230, 248634), (276, 207195), (285, 200652), (342, 167210), (345, 165756), (380, 150489), (414, 138130), (437, 130860), (460, 124317), (570, 100326), (684, 83605), (690, 82878), (727, 78660), (828, 69065), (855, 66884), (874, 65430), (1035, 55252), (1140, 50163), (1311, 43620), (1380, 41439), (1454, 39330), (1710, 33442), (1748, 32715), (2070, 27626), (2181, 26220), (2185, 26172), (2622, 21810), (2908, 19665), (3420, 16721), (3635, 15732), (3933, 14540), (4140, 13813), (4362, 13110), (4370, 13086), (5244, 10905), (6543, 8740), (6555, 8724), (7270, 7866)]