16992840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{257}}^1$

素因数の和:319

約数の個数: 128

約数和(自身を含む): 55728000

約数和(自身を除く): 38735160

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 19, 20, 24, 29, 30, 38, 40, 57, 58, 60, 76, 87, 95, 114, 116, 120, 145, 152, 174, 190, 228, 232, 257, 285, 290, 348, 380, 435, 456, 514, 551, 570, 580, 696, 760, 771, 870, 1028, 1102, 1140, 1160, 1285, 1542, 1653, 1740, 2056, 2204, 2280, 2570, 2755, 3084, 3306, 3480, 3855, 4408, 4883, 5140, 5510, 6168, 6612, 7453, 7710, 8265, 9766, 10280, 11020, 13224, 14649, 14906, 15420, 16530, 19532, 22040, 22359, 24415, 29298, 29812, 30840, 33060, 37265, 39064, 44718, 48830, 58596, 59624, 66120, 73245, 74530, 89436, 97660, 111795, 117192, 141607, 146490, 149060, 178872, 195320, 223590, 283214, 292980, 298120, 424821, 447180, 566428, 585960, 708035, 849642, 894360, 1132856, 1416070, 1699284, 2124105, 2832140, 3398568, 4248210, 5664280, 8496420, 16992840]

約数ペア:

[(1, 16992840), (2, 8496420), (3, 5664280), (4, 4248210), (5, 3398568), (6, 2832140), (8, 2124105), (10, 1699284), (12, 1416070), (15, 1132856), (19, 894360), (20, 849642), (24, 708035), (29, 585960), (30, 566428), (38, 447180), (40, 424821), (57, 298120), (58, 292980), (60, 283214), (76, 223590), (87, 195320), (95, 178872), (114, 149060), (116, 146490), (120, 141607), (145, 117192), (152, 111795), (174, 97660), (190, 89436), (228, 74530), (232, 73245), (257, 66120), (285, 59624), (290, 58596), (348, 48830), (380, 44718), (435, 39064), (456, 37265), (514, 33060), (551, 30840), (570, 29812), (580, 29298), (696, 24415), (760, 22359), (771, 22040), (870, 19532), (1028, 16530), (1102, 15420), (1140, 14906), (1160, 14649), (1285, 13224), (1542, 11020), (1653, 10280), (1740, 9766), (2056, 8265), (2204, 7710), (2280, 7453), (2570, 6612), (2755, 6168), (3084, 5510), (3306, 5140), (3480, 4883), (3855, 4408)]