15664480

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{443}}^1$

素因数の和:488

約数の個数: 96

約数和(自身を含む): 42293664

約数和(自身を除く): 26629184

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 17, 20, 26, 32, 34, 40, 52, 65, 68, 80, 85, 104, 130, 136, 160, 170, 208, 221, 260, 272, 340, 416, 442, 443, 520, 544, 680, 884, 886, 1040, 1105, 1360, 1768, 1772, 2080, 2210, 2215, 2720, 3536, 3544, 4420, 4430, 5759, 7072, 7088, 7531, 8840, 8860, 11518, 14176, 15062, 17680, 17720, 23036, 28795, 30124, 35360, 35440, 37655, 46072, 57590, 60248, 70880, 75310, 92144, 97903, 115180, 120496, 150620, 184288, 195806, 230360, 240992, 301240, 391612, 460720, 489515, 602480, 783224, 921440, 979030, 1204960, 1566448, 1958060, 3132896, 3916120, 7832240, 15664480]

約数ペア:

[(1, 15664480), (2, 7832240), (4, 3916120), (5, 3132896), (8, 1958060), (10, 1566448), (13, 1204960), (16, 979030), (17, 921440), (20, 783224), (26, 602480), (32, 489515), (34, 460720), (40, 391612), (52, 301240), (65, 240992), (68, 230360), (80, 195806), (85, 184288), (104, 150620), (130, 120496), (136, 115180), (160, 97903), (170, 92144), (208, 75310), (221, 70880), (260, 60248), (272, 57590), (340, 46072), (416, 37655), (442, 35440), (443, 35360), (520, 30124), (544, 28795), (680, 23036), (884, 17720), (886, 17680), (1040, 15062), (1105, 14176), (1360, 11518), (1768, 8860), (1772, 8840), (2080, 7531), (2210, 7088), (2215, 7072), (2720, 5759), (3536, 4430), (3544, 4420)]