257521248

素因数分解:

$2^5\times 3^3\times {\mathrm{23}}^1\times {\mathrm{12959}}^1$

素因数の和:13001

約数の個数: 96

約数和(自身を含む): 783820800

約数和(自身を除く): 526299552

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 27, 32, 36, 46, 48, 54, 69, 72, 92, 96, 108, 138, 144, 184, 207, 216, 276, 288, 368, 414, 432, 552, 621, 736, 828, 864, 1104, 1242, 1656, 2208, 2484, 3312, 4968, 6624, 9936, 12959, 19872, 25918, 38877, 51836, 77754, 103672, 116631, 155508, 207344, 233262, 298057, 311016, 349893, 414688, 466524, 596114, 622032, 699786, 894171, 933048, 1192228, 1244064, 1399572, 1788342, 1866096, 2384456, 2682513, 2799144, 3576684, 3732192, 4768912, 5365026, 5598288, 7153368, 8047539, 9537824, 10730052, 11196576, 14306736, 16095078, 21460104, 28613472, 32190156, 42920208, 64380312, 85840416, 128760624, 257521248]

約数ペア:

[(1, 257521248), (2, 128760624), (3, 85840416), (4, 64380312), (6, 42920208), (8, 32190156), (9, 28613472), (12, 21460104), (16, 16095078), (18, 14306736), (23, 11196576), (24, 10730052), (27, 9537824), (32, 8047539), (36, 7153368), (46, 5598288), (48, 5365026), (54, 4768912), (69, 3732192), (72, 3576684), (92, 2799144), (96, 2682513), (108, 2384456), (138, 1866096), (144, 1788342), (184, 1399572), (207, 1244064), (216, 1192228), (276, 933048), (288, 894171), (368, 699786), (414, 622032), (432, 596114), (552, 466524), (621, 414688), (736, 349893), (828, 311016), (864, 298057), (1104, 233262), (1242, 207344), (1656, 155508), (2208, 116631), (2484, 103672), (3312, 77754), (4968, 51836), (6624, 38877), (9936, 25918), (12959, 19872)]