67356640

素因数分解:

$2^5\times 5^1\times {\mathrm{13}}^2\times {\mathrm{47}}^1\times {\mathrm{53}}^1$

素因数の和:141

約数の個数: 144

約数和(自身を含む): 179299008

約数和(自身を除く): 111942368

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 47, 52, 53, 65, 80, 94, 104, 106, 130, 160, 169, 188, 208, 212, 235, 260, 265, 338, 376, 416, 424, 470, 520, 530, 611, 676, 689, 752, 845, 848, 940, 1040, 1060, 1222, 1352, 1378, 1504, 1690, 1696, 1880, 2080, 2120, 2444, 2491, 2704, 2756, 3055, 3380, 3445, 3760, 4240, 4888, 4982, 5408, 5512, 6110, 6760, 6890, 7520, 7943, 8480, 8957, 9776, 9964, 11024, 12220, 12455, 13520, 13780, 15886, 17914, 19552, 19928, 22048, 24440, 24910, 27040, 27560, 31772, 32383, 35828, 39715, 39856, 44785, 48880, 49820, 55120, 63544, 64766, 71656, 79430, 79712, 89570, 97760, 99640, 110240, 127088, 129532, 143312, 158860, 161915, 179140, 199280, 254176, 259064, 286624, 317720, 323830, 358280, 398560, 420979, 518128, 635440, 647660, 716560, 841958, 1036256, 1270880, 1295320, 1433120, 1683916, 2104895, 2590640, 3367832, 4209790, 5181280, 6735664, 8419580, 13471328, 16839160, 33678320, 67356640]

約数ペア:

[(1, 67356640), (2, 33678320), (4, 16839160), (5, 13471328), (8, 8419580), (10, 6735664), (13, 5181280), (16, 4209790), (20, 3367832), (26, 2590640), (32, 2104895), (40, 1683916), (47, 1433120), (52, 1295320), (53, 1270880), (65, 1036256), (80, 841958), (94, 716560), (104, 647660), (106, 635440), (130, 518128), (160, 420979), (169, 398560), (188, 358280), (208, 323830), (212, 317720), (235, 286624), (260, 259064), (265, 254176), (338, 199280), (376, 179140), (416, 161915), (424, 158860), (470, 143312), (520, 129532), (530, 127088), (611, 110240), (676, 99640), (689, 97760), (752, 89570), (845, 79712), (848, 79430), (940, 71656), (1040, 64766), (1060, 63544), (1222, 55120), (1352, 49820), (1378, 48880), (1504, 44785), (1690, 39856), (1696, 39715), (1880, 35828), (2080, 32383), (2120, 31772), (2444, 27560), (2491, 27040), (2704, 24910), (2756, 24440), (3055, 22048), (3380, 19928), (3445, 19552), (3760, 17914), (4240, 15886), (4888, 13780), (4982, 13520), (5408, 12455), (5512, 12220), (6110, 11024), (6760, 9964), (6890, 9776), (7520, 8957), (7943, 8480)]