157400180

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1259}}^1$

素因数の和:1341

約数の個数: 96

約数和(自身を含む): 406425600

約数和(自身を除く): 249025420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 47, 70, 76, 94, 95, 133, 140, 188, 190, 235, 266, 329, 380, 470, 532, 658, 665, 893, 940, 1259, 1316, 1330, 1645, 1786, 2518, 2660, 3290, 3572, 4465, 5036, 6251, 6295, 6580, 8813, 8930, 12502, 12590, 17626, 17860, 23921, 25004, 25180, 31255, 35252, 44065, 47842, 59173, 62510, 88130, 95684, 118346, 119605, 125020, 167447, 176260, 236692, 239210, 295865, 334894, 414211, 478420, 591730, 669788, 828422, 837235, 1124287, 1183460, 1656844, 1674470, 2071055, 2248574, 3348940, 4142110, 4497148, 5621435, 7870009, 8284220, 11242870, 15740018, 22485740, 31480036, 39350045, 78700090, 157400180]

約数ペア:

[(1, 157400180), (2, 78700090), (4, 39350045), (5, 31480036), (7, 22485740), (10, 15740018), (14, 11242870), (19, 8284220), (20, 7870009), (28, 5621435), (35, 4497148), (38, 4142110), (47, 3348940), (70, 2248574), (76, 2071055), (94, 1674470), (95, 1656844), (133, 1183460), (140, 1124287), (188, 837235), (190, 828422), (235, 669788), (266, 591730), (329, 478420), (380, 414211), (470, 334894), (532, 295865), (658, 239210), (665, 236692), (893, 176260), (940, 167447), (1259, 125020), (1316, 119605), (1330, 118346), (1645, 95684), (1786, 88130), (2518, 62510), (2660, 59173), (3290, 47842), (3572, 44065), (4465, 35252), (5036, 31255), (6251, 25180), (6295, 25004), (6580, 23921), (8813, 17860), (8930, 17626), (12502, 12590)]