177520140

素因数分解:

$2^2\times 3^3\times 5^1\times 7^2\times {\mathrm{6709}}^1$

素因数の和:6741

約数の個数: 144

約数和(自身を含む): 642549600

約数和(自身を除く): 465029460

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 49, 54, 60, 63, 70, 84, 90, 98, 105, 108, 126, 135, 140, 147, 180, 189, 196, 210, 245, 252, 270, 294, 315, 378, 420, 441, 490, 540, 588, 630, 735, 756, 882, 945, 980, 1260, 1323, 1470, 1764, 1890, 2205, 2646, 2940, 3780, 4410, 5292, 6615, 6709, 8820, 13230, 13418, 20127, 26460, 26836, 33545, 40254, 46963, 60381, 67090, 80508, 93926, 100635, 120762, 134180, 140889, 181143, 187852, 201270, 234815, 241524, 281778, 301905, 328741, 362286, 402540, 422667, 469630, 563556, 603810, 657482, 704445, 724572, 845334, 905715, 939260, 986223, 1207620, 1268001, 1314964, 1408890, 1643705, 1690668, 1811430, 1972446, 2113335, 2536002, 2817780, 2958669, 3287410, 3622860, 3944892, 4226670, 4931115, 5072004, 5917338, 6340005, 6574820, 8453340, 8876007, 9862230, 11834676, 12680010, 14793345, 17752014, 19724460, 25360020, 29586690, 35504028, 44380035, 59173380, 88760070, 177520140]

約数ペア:

[(1, 177520140), (2, 88760070), (3, 59173380), (4, 44380035), (5, 35504028), (6, 29586690), (7, 25360020), (9, 19724460), (10, 17752014), (12, 14793345), (14, 12680010), (15, 11834676), (18, 9862230), (20, 8876007), (21, 8453340), (27, 6574820), (28, 6340005), (30, 5917338), (35, 5072004), (36, 4931115), (42, 4226670), (45, 3944892), (49, 3622860), (54, 3287410), (60, 2958669), (63, 2817780), (70, 2536002), (84, 2113335), (90, 1972446), (98, 1811430), (105, 1690668), (108, 1643705), (126, 1408890), (135, 1314964), (140, 1268001), (147, 1207620), (180, 986223), (189, 939260), (196, 905715), (210, 845334), (245, 724572), (252, 704445), (270, 657482), (294, 603810), (315, 563556), (378, 469630), (420, 422667), (441, 402540), (490, 362286), (540, 328741), (588, 301905), (630, 281778), (735, 241524), (756, 234815), (882, 201270), (945, 187852), (980, 181143), (1260, 140889), (1323, 134180), (1470, 120762), (1764, 100635), (1890, 93926), (2205, 80508), (2646, 67090), (2940, 60381), (3780, 46963), (4410, 40254), (5292, 33545), (6615, 26836), (6709, 26460), (8820, 20127), (13230, 13418)]