159507180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{1783}}^1$

素因数の和:1876

約数の個数: 144

約数和(自身を含む): 561060864

約数和(自身を除く): 401553684

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 71, 84, 90, 105, 126, 140, 142, 180, 210, 213, 252, 284, 315, 355, 420, 426, 497, 630, 639, 710, 852, 994, 1065, 1260, 1278, 1420, 1491, 1783, 1988, 2130, 2485, 2556, 2982, 3195, 3566, 4260, 4473, 4970, 5349, 5964, 6390, 7132, 7455, 8915, 8946, 9940, 10698, 12481, 12780, 14910, 16047, 17830, 17892, 21396, 22365, 24962, 26745, 29820, 32094, 35660, 37443, 44730, 49924, 53490, 62405, 64188, 74886, 80235, 89460, 106980, 112329, 124810, 126593, 149772, 160470, 187215, 224658, 249620, 253186, 320940, 374430, 379779, 449316, 506372, 561645, 632965, 748860, 759558, 886151, 1123290, 1139337, 1265930, 1519116, 1772302, 1898895, 2246580, 2278674, 2531860, 2658453, 3544604, 3797790, 4430755, 4557348, 5316906, 5696685, 7595580, 7975359, 8861510, 10633812, 11393370, 13292265, 15950718, 17723020, 22786740, 26584530, 31901436, 39876795, 53169060, 79753590, 159507180]

約数ペア:

[(1, 159507180), (2, 79753590), (3, 53169060), (4, 39876795), (5, 31901436), (6, 26584530), (7, 22786740), (9, 17723020), (10, 15950718), (12, 13292265), (14, 11393370), (15, 10633812), (18, 8861510), (20, 7975359), (21, 7595580), (28, 5696685), (30, 5316906), (35, 4557348), (36, 4430755), (42, 3797790), (45, 3544604), (60, 2658453), (63, 2531860), (70, 2278674), (71, 2246580), (84, 1898895), (90, 1772302), (105, 1519116), (126, 1265930), (140, 1139337), (142, 1123290), (180, 886151), (210, 759558), (213, 748860), (252, 632965), (284, 561645), (315, 506372), (355, 449316), (420, 379779), (426, 374430), (497, 320940), (630, 253186), (639, 249620), (710, 224658), (852, 187215), (994, 160470), (1065, 149772), (1260, 126593), (1278, 124810), (1420, 112329), (1491, 106980), (1783, 89460), (1988, 80235), (2130, 74886), (2485, 64188), (2556, 62405), (2982, 53490), (3195, 49924), (3566, 44730), (4260, 37443), (4473, 35660), (4970, 32094), (5349, 29820), (5964, 26745), (6390, 24962), (7132, 22365), (7455, 21396), (8915, 17892), (8946, 17830), (9940, 16047), (10698, 14910), (12481, 12780)]