68664120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1901}}^1$

素因数の和:1965

約数の個数: 128

約数和(自身を含む): 241021440

約数和(自身を除く): 172357320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 43, 56, 60, 70, 84, 86, 105, 120, 129, 140, 168, 172, 210, 215, 258, 280, 301, 344, 420, 430, 516, 602, 645, 840, 860, 903, 1032, 1204, 1290, 1505, 1720, 1806, 1901, 2408, 2580, 3010, 3612, 3802, 4515, 5160, 5703, 6020, 7224, 7604, 9030, 9505, 11406, 12040, 13307, 15208, 18060, 19010, 22812, 26614, 28515, 36120, 38020, 39921, 45624, 53228, 57030, 66535, 76040, 79842, 81743, 106456, 114060, 133070, 159684, 163486, 199605, 228120, 245229, 266140, 319368, 326972, 399210, 408715, 490458, 532280, 572201, 653944, 798420, 817430, 980916, 1144402, 1226145, 1596840, 1634860, 1716603, 1961832, 2288804, 2452290, 2861005, 3269720, 3433206, 4577608, 4904580, 5722010, 6866412, 8583015, 9809160, 11444020, 13732824, 17166030, 22888040, 34332060, 68664120]

約数ペア:

[(1, 68664120), (2, 34332060), (3, 22888040), (4, 17166030), (5, 13732824), (6, 11444020), (7, 9809160), (8, 8583015), (10, 6866412), (12, 5722010), (14, 4904580), (15, 4577608), (20, 3433206), (21, 3269720), (24, 2861005), (28, 2452290), (30, 2288804), (35, 1961832), (40, 1716603), (42, 1634860), (43, 1596840), (56, 1226145), (60, 1144402), (70, 980916), (84, 817430), (86, 798420), (105, 653944), (120, 572201), (129, 532280), (140, 490458), (168, 408715), (172, 399210), (210, 326972), (215, 319368), (258, 266140), (280, 245229), (301, 228120), (344, 199605), (420, 163486), (430, 159684), (516, 133070), (602, 114060), (645, 106456), (840, 81743), (860, 79842), (903, 76040), (1032, 66535), (1204, 57030), (1290, 53228), (1505, 45624), (1720, 39921), (1806, 38020), (1901, 36120), (2408, 28515), (2580, 26614), (3010, 22812), (3612, 19010), (3802, 18060), (4515, 15208), (5160, 13307), (5703, 12040), (6020, 11406), (7224, 9505), (7604, 9030)]