64697580

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{21143}}^1$

素因数の和:21175

約数の個数: 72

約数和(自身を含む): 207803232

約数和(自身を除く): 143105652

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 45, 51, 60, 68, 85, 90, 102, 153, 170, 180, 204, 255, 306, 340, 510, 612, 765, 1020, 1530, 3060, 21143, 42286, 63429, 84572, 105715, 126858, 190287, 211430, 253716, 317145, 359431, 380574, 422860, 634290, 718862, 761148, 951435, 1078293, 1268580, 1437724, 1797155, 1902870, 2156586, 3234879, 3594310, 3805740, 4313172, 5391465, 6469758, 7188620, 10782930, 12939516, 16174395, 21565860, 32348790, 64697580]

約数ペア:

[(1, 64697580), (2, 32348790), (3, 21565860), (4, 16174395), (5, 12939516), (6, 10782930), (9, 7188620), (10, 6469758), (12, 5391465), (15, 4313172), (17, 3805740), (18, 3594310), (20, 3234879), (30, 2156586), (34, 1902870), (36, 1797155), (45, 1437724), (51, 1268580), (60, 1078293), (68, 951435), (85, 761148), (90, 718862), (102, 634290), (153, 422860), (170, 380574), (180, 359431), (204, 317145), (255, 253716), (306, 211430), (340, 190287), (510, 126858), (612, 105715), (765, 84572), (1020, 63429), (1530, 42286), (3060, 21143)]