61668180

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2879}}^1$

素因数の和:2918

約数の個数: 144

約数和(自身を含む): 226437120

約数和(自身を除く): 164768940

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 17, 18, 20, 21, 28, 30, 34, 35, 36, 42, 45, 51, 60, 63, 68, 70, 84, 85, 90, 102, 105, 119, 126, 140, 153, 170, 180, 204, 210, 238, 252, 255, 306, 315, 340, 357, 420, 476, 510, 595, 612, 630, 714, 765, 1020, 1071, 1190, 1260, 1428, 1530, 1785, 2142, 2380, 2879, 3060, 3570, 4284, 5355, 5758, 7140, 8637, 10710, 11516, 14395, 17274, 20153, 21420, 25911, 28790, 34548, 40306, 43185, 48943, 51822, 57580, 60459, 80612, 86370, 97886, 100765, 103644, 120918, 129555, 146829, 172740, 181377, 195772, 201530, 241836, 244715, 259110, 293658, 302295, 342601, 362754, 403060, 440487, 489430, 518220, 587316, 604590, 685202, 725508, 734145, 880974, 906885, 978860, 1027803, 1209180, 1370404, 1468290, 1713005, 1761948, 1813770, 2055606, 2202435, 2936580, 3083409, 3426010, 3627540, 4111212, 4404870, 5139015, 6166818, 6852020, 8809740, 10278030, 12333636, 15417045, 20556060, 30834090, 61668180]

約数ペア:

[(1, 61668180), (2, 30834090), (3, 20556060), (4, 15417045), (5, 12333636), (6, 10278030), (7, 8809740), (9, 6852020), (10, 6166818), (12, 5139015), (14, 4404870), (15, 4111212), (17, 3627540), (18, 3426010), (20, 3083409), (21, 2936580), (28, 2202435), (30, 2055606), (34, 1813770), (35, 1761948), (36, 1713005), (42, 1468290), (45, 1370404), (51, 1209180), (60, 1027803), (63, 978860), (68, 906885), (70, 880974), (84, 734145), (85, 725508), (90, 685202), (102, 604590), (105, 587316), (119, 518220), (126, 489430), (140, 440487), (153, 403060), (170, 362754), (180, 342601), (204, 302295), (210, 293658), (238, 259110), (252, 244715), (255, 241836), (306, 201530), (315, 195772), (340, 181377), (357, 172740), (420, 146829), (476, 129555), (510, 120918), (595, 103644), (612, 100765), (630, 97886), (714, 86370), (765, 80612), (1020, 60459), (1071, 57580), (1190, 51822), (1260, 48943), (1428, 43185), (1530, 40306), (1785, 34548), (2142, 28790), (2380, 25911), (2879, 21420), (3060, 20153), (3570, 17274), (4284, 14395), (5355, 11516), (5758, 10710), (7140, 8637)]