165687228

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{131}}^1\times {\mathrm{239}}^1$

素因数の和:397

約数の個数: 144

約数和(自身を含む): 505612800

約数和(自身を除く): 339925572

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 84, 98, 108, 126, 131, 147, 189, 196, 239, 252, 262, 294, 378, 393, 441, 478, 524, 588, 717, 756, 786, 882, 917, 956, 1179, 1323, 1434, 1572, 1673, 1764, 1834, 2151, 2358, 2646, 2751, 2868, 3346, 3537, 3668, 4302, 4716, 5019, 5292, 5502, 6419, 6453, 6692, 7074, 8253, 8604, 10038, 11004, 11711, 12838, 12906, 14148, 15057, 16506, 19257, 20076, 23422, 24759, 25676, 25812, 30114, 31309, 33012, 35133, 38514, 45171, 46844, 49518, 57771, 60228, 62618, 70266, 77028, 90342, 93927, 99036, 105399, 115542, 125236, 140532, 173313, 180684, 187854, 210798, 219163, 231084, 281781, 316197, 346626, 375708, 421596, 438326, 563562, 632394, 657489, 693252, 845343, 876652, 1127124, 1264788, 1314978, 1534141, 1690686, 1972467, 2629956, 3068282, 3381372, 3944934, 4602423, 5917401, 6136564, 7889868, 9204846, 11834802, 13807269, 18409692, 23669604, 27614538, 41421807, 55229076, 82843614, 165687228]

約数ペア:

[(1, 165687228), (2, 82843614), (3, 55229076), (4, 41421807), (6, 27614538), (7, 23669604), (9, 18409692), (12, 13807269), (14, 11834802), (18, 9204846), (21, 7889868), (27, 6136564), (28, 5917401), (36, 4602423), (42, 3944934), (49, 3381372), (54, 3068282), (63, 2629956), (84, 1972467), (98, 1690686), (108, 1534141), (126, 1314978), (131, 1264788), (147, 1127124), (189, 876652), (196, 845343), (239, 693252), (252, 657489), (262, 632394), (294, 563562), (378, 438326), (393, 421596), (441, 375708), (478, 346626), (524, 316197), (588, 281781), (717, 231084), (756, 219163), (786, 210798), (882, 187854), (917, 180684), (956, 173313), (1179, 140532), (1323, 125236), (1434, 115542), (1572, 105399), (1673, 99036), (1764, 93927), (1834, 90342), (2151, 77028), (2358, 70266), (2646, 62618), (2751, 60228), (2868, 57771), (3346, 49518), (3537, 46844), (3668, 45171), (4302, 38514), (4716, 35133), (5019, 33012), (5292, 31309), (5502, 30114), (6419, 25812), (6453, 25676), (6692, 24759), (7074, 23422), (8253, 20076), (8604, 19257), (10038, 16506), (11004, 15057), (11711, 14148), (12838, 12906)]