205961868

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{367}}^1$

素因数の和:532

約数の個数: 144

約数和(自身を含む): 636539904

約数和(自身を除く): 430578036

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 17, 18, 21, 28, 34, 36, 42, 51, 63, 68, 84, 102, 119, 126, 131, 153, 204, 238, 252, 262, 306, 357, 367, 393, 476, 524, 612, 714, 734, 786, 917, 1071, 1101, 1179, 1428, 1468, 1572, 1834, 2142, 2202, 2227, 2358, 2569, 2751, 3303, 3668, 4284, 4404, 4454, 4716, 5138, 5502, 6239, 6606, 6681, 7707, 8253, 8908, 10276, 11004, 12478, 13212, 13362, 15414, 15589, 16506, 18717, 20043, 23121, 24956, 26724, 30828, 31178, 33012, 37434, 40086, 43673, 46242, 46767, 48077, 56151, 62356, 74868, 80172, 87346, 92484, 93534, 96154, 112302, 131019, 140301, 144231, 174692, 187068, 192308, 224604, 262038, 280602, 288462, 336539, 393057, 432693, 524076, 561204, 576924, 673078, 786114, 817309, 865386, 1009617, 1346156, 1572228, 1634618, 1730772, 2019234, 2451927, 3028851, 3269236, 4038468, 4903854, 5721163, 6057702, 7355781, 9807708, 11442326, 12115404, 14711562, 17163489, 22884652, 29423124, 34326978, 51490467, 68653956, 102980934, 205961868]

約数ペア:

[(1, 205961868), (2, 102980934), (3, 68653956), (4, 51490467), (6, 34326978), (7, 29423124), (9, 22884652), (12, 17163489), (14, 14711562), (17, 12115404), (18, 11442326), (21, 9807708), (28, 7355781), (34, 6057702), (36, 5721163), (42, 4903854), (51, 4038468), (63, 3269236), (68, 3028851), (84, 2451927), (102, 2019234), (119, 1730772), (126, 1634618), (131, 1572228), (153, 1346156), (204, 1009617), (238, 865386), (252, 817309), (262, 786114), (306, 673078), (357, 576924), (367, 561204), (393, 524076), (476, 432693), (524, 393057), (612, 336539), (714, 288462), (734, 280602), (786, 262038), (917, 224604), (1071, 192308), (1101, 187068), (1179, 174692), (1428, 144231), (1468, 140301), (1572, 131019), (1834, 112302), (2142, 96154), (2202, 93534), (2227, 92484), (2358, 87346), (2569, 80172), (2751, 74868), (3303, 62356), (3668, 56151), (4284, 48077), (4404, 46767), (4454, 46242), (4716, 43673), (5138, 40086), (5502, 37434), (6239, 33012), (6606, 31178), (6681, 30828), (7707, 26724), (8253, 24956), (8908, 23121), (10276, 20043), (11004, 18717), (12478, 16506), (13212, 15589), (13362, 15414)]