171117920

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{1187}}^1$

素因数の和:1272

約数の個数: 96

約数和(自身を含む): 436490208

約数和(自身を除く): 265372288

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 53, 68, 80, 85, 106, 136, 160, 170, 212, 265, 272, 340, 424, 530, 544, 680, 848, 901, 1060, 1187, 1360, 1696, 1802, 2120, 2374, 2720, 3604, 4240, 4505, 4748, 5935, 7208, 8480, 9010, 9496, 11870, 14416, 18020, 18992, 20179, 23740, 28832, 36040, 37984, 40358, 47480, 62911, 72080, 80716, 94960, 100895, 125822, 144160, 161432, 189920, 201790, 251644, 314555, 322864, 403580, 503288, 629110, 645728, 807160, 1006576, 1069487, 1258220, 1614320, 2013152, 2138974, 2516440, 3228640, 4277948, 5032880, 5347435, 8555896, 10065760, 10694870, 17111792, 21389740, 34223584, 42779480, 85558960, 171117920]

約数ペア:

[(1, 171117920), (2, 85558960), (4, 42779480), (5, 34223584), (8, 21389740), (10, 17111792), (16, 10694870), (17, 10065760), (20, 8555896), (32, 5347435), (34, 5032880), (40, 4277948), (53, 3228640), (68, 2516440), (80, 2138974), (85, 2013152), (106, 1614320), (136, 1258220), (160, 1069487), (170, 1006576), (212, 807160), (265, 645728), (272, 629110), (340, 503288), (424, 403580), (530, 322864), (544, 314555), (680, 251644), (848, 201790), (901, 189920), (1060, 161432), (1187, 144160), (1360, 125822), (1696, 100895), (1802, 94960), (2120, 80716), (2374, 72080), (2720, 62911), (3604, 47480), (4240, 40358), (4505, 37984), (4748, 36040), (5935, 28832), (7208, 23740), (8480, 20179), (9010, 18992), (9496, 18020), (11870, 14416)]