1315192920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{19891}}^1$

素因数の和:19953

約数の個数: 128

約数和(自身を含む): 4296672000

約数和(自身を除く): 2981479080

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, 285, 290, 348, 380, 435, 456, 551, 570, 580, 696, 760, 870, 1102, 1140, 1160, 1653, 1740, 2204, 2280, 2755, 3306, 3480, 4408, 5510, 6612, 8265, 11020, 13224, 16530, 19891, 22040, 33060, 39782, 59673, 66120, 79564, 99455, 119346, 159128, 198910, 238692, 298365, 377929, 397820, 477384, 576839, 596730, 755858, 795640, 1133787, 1153678, 1193460, 1511716, 1730517, 1889645, 2267574, 2307356, 2386920, 2884195, 3023432, 3461034, 3779290, 4535148, 4614712, 5668935, 5768390, 6922068, 7558580, 8652585, 9070296, 10959941, 11337870, 11536780, 13844136, 15117160, 17305170, 21919882, 22675740, 23073560, 32879823, 34610340, 43839764, 45351480, 54799705, 65759646, 69220680, 87679528, 109599410, 131519292, 164399115, 219198820, 263038584, 328798230, 438397640, 657596460, 1315192920]

約数ペア:

[(1, 1315192920), (2, 657596460), (3, 438397640), (4, 328798230), (5, 263038584), (6, 219198820), (8, 164399115), (10, 131519292), (12, 109599410), (15, 87679528), (19, 69220680), (20, 65759646), (24, 54799705), (29, 45351480), (30, 43839764), (38, 34610340), (40, 32879823), (57, 23073560), (58, 22675740), (60, 21919882), (76, 17305170), (87, 15117160), (95, 13844136), (114, 11536780), (116, 11337870), (120, 10959941), (145, 9070296), (152, 8652585), (174, 7558580), (190, 6922068), (228, 5768390), (232, 5668935), (285, 4614712), (290, 4535148), (348, 3779290), (380, 3461034), (435, 3023432), (456, 2884195), (551, 2386920), (570, 2307356), (580, 2267574), (696, 1889645), (760, 1730517), (870, 1511716), (1102, 1193460), (1140, 1153678), (1160, 1133787), (1653, 795640), (1740, 755858), (2204, 596730), (2280, 576839), (2755, 477384), (3306, 397820), (3480, 377929), (4408, 298365), (5510, 238692), (6612, 198910), (8265, 159128), (11020, 119346), (13224, 99455), (16530, 79564), (19891, 66120), (22040, 59673), (33060, 39782)]