157841740

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{19}}^1\times {\mathrm{173}}^1$

素因数の和:229

約数の個数: 120

約数和(自身を含む): 409394160

約数和(自身を除く): 251552420

約数列:

[1, 2, 4, 5, 7, 10, 14, 19, 20, 28, 35, 38, 49, 70, 76, 95, 98, 133, 140, 173, 190, 196, 245, 266, 343, 346, 380, 490, 532, 665, 686, 692, 865, 931, 980, 1211, 1330, 1372, 1715, 1730, 1862, 2401, 2422, 2660, 3287, 3430, 3460, 3724, 4655, 4802, 4844, 6055, 6517, 6574, 6860, 8477, 9310, 9604, 12005, 12110, 13034, 13148, 16435, 16954, 18620, 23009, 24010, 24220, 26068, 32585, 32870, 33908, 42385, 45619, 46018, 48020, 59339, 65170, 65740, 84770, 91238, 92036, 115045, 118678, 130340, 161063, 169540, 182476, 228095, 230090, 237356, 296695, 322126, 415373, 456190, 460180, 593390, 644252, 805315, 830746, 912380, 1127441, 1186780, 1610630, 1661492, 2076865, 2254882, 3221260, 4153730, 4509764, 5637205, 7892087, 8307460, 11274410, 15784174, 22548820, 31568348, 39460435, 78920870, 157841740]

約数ペア:

[(1, 157841740), (2, 78920870), (4, 39460435), (5, 31568348), (7, 22548820), (10, 15784174), (14, 11274410), (19, 8307460), (20, 7892087), (28, 5637205), (35, 4509764), (38, 4153730), (49, 3221260), (70, 2254882), (76, 2076865), (95, 1661492), (98, 1610630), (133, 1186780), (140, 1127441), (173, 912380), (190, 830746), (196, 805315), (245, 644252), (266, 593390), (343, 460180), (346, 456190), (380, 415373), (490, 322126), (532, 296695), (665, 237356), (686, 230090), (692, 228095), (865, 182476), (931, 169540), (980, 161063), (1211, 130340), (1330, 118678), (1372, 115045), (1715, 92036), (1730, 91238), (1862, 84770), (2401, 65740), (2422, 65170), (2660, 59339), (3287, 48020), (3430, 46018), (3460, 45619), (3724, 42385), (4655, 33908), (4802, 32870), (4844, 32585), (6055, 26068), (6517, 24220), (6574, 24010), (6860, 23009), (8477, 18620), (9310, 16954), (9604, 16435), (12005, 13148), (12110, 13034)]