221882560

素因数分解:

$2^6\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:294

約数の個数: 112

約数和(自身を含む): 547176960

約数和(自身を除く): 325294400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 67, 79, 80, 131, 134, 158, 160, 262, 268, 316, 320, 335, 395, 524, 536, 632, 655, 670, 790, 1048, 1072, 1264, 1310, 1340, 1580, 2096, 2144, 2528, 2620, 2680, 3160, 4192, 4288, 5056, 5240, 5293, 5360, 6320, 8384, 8777, 10349, 10480, 10586, 10720, 12640, 17554, 20698, 20960, 21172, 21440, 25280, 26465, 35108, 41396, 41920, 42344, 43885, 51745, 52930, 70216, 82792, 84688, 87770, 103490, 105860, 140432, 165584, 169376, 175540, 206980, 211720, 280864, 331168, 338752, 351080, 413960, 423440, 561728, 662336, 693383, 702160, 827920, 846880, 1386766, 1404320, 1655840, 1693760, 2773532, 2808640, 3311680, 3466915, 5547064, 6933830, 11094128, 13867660, 22188256, 27735320, 44376512, 55470640, 110941280, 221882560]

約数ペア:

[(1, 221882560), (2, 110941280), (4, 55470640), (5, 44376512), (8, 27735320), (10, 22188256), (16, 13867660), (20, 11094128), (32, 6933830), (40, 5547064), (64, 3466915), (67, 3311680), (79, 2808640), (80, 2773532), (131, 1693760), (134, 1655840), (158, 1404320), (160, 1386766), (262, 846880), (268, 827920), (316, 702160), (320, 693383), (335, 662336), (395, 561728), (524, 423440), (536, 413960), (632, 351080), (655, 338752), (670, 331168), (790, 280864), (1048, 211720), (1072, 206980), (1264, 175540), (1310, 169376), (1340, 165584), (1580, 140432), (2096, 105860), (2144, 103490), (2528, 87770), (2620, 84688), (2680, 82792), (3160, 70216), (4192, 52930), (4288, 51745), (5056, 43885), (5240, 42344), (5293, 41920), (5360, 41396), (6320, 35108), (8384, 26465), (8777, 25280), (10349, 21440), (10480, 21172), (10586, 20960), (10720, 20698), (12640, 17554)]