68724540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{607}}^1$

素因数の和:676

約数の個数: 144

約数和(自身を含む): 227066112

約数和(自身を除く): 158341572

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 20, 30, 34, 36, 37, 45, 51, 60, 68, 74, 85, 90, 102, 111, 148, 153, 170, 180, 185, 204, 222, 255, 306, 333, 340, 370, 444, 510, 555, 607, 612, 629, 666, 740, 765, 1020, 1110, 1214, 1258, 1332, 1530, 1665, 1821, 1887, 2220, 2428, 2516, 3035, 3060, 3145, 3330, 3642, 3774, 5463, 5661, 6070, 6290, 6660, 7284, 7548, 9105, 9435, 10319, 10926, 11322, 12140, 12580, 18210, 18870, 20638, 21852, 22459, 22644, 27315, 28305, 30957, 36420, 37740, 41276, 44918, 51595, 54630, 56610, 61914, 67377, 89836, 92871, 103190, 109260, 112295, 113220, 123828, 134754, 154785, 185742, 202131, 206380, 224590, 269508, 309570, 336885, 371484, 381803, 404262, 449180, 464355, 619140, 673770, 763606, 808524, 928710, 1010655, 1145409, 1347540, 1527212, 1857420, 1909015, 2021310, 2290818, 3436227, 3818030, 4042620, 4581636, 5727045, 6872454, 7636060, 11454090, 13744908, 17181135, 22908180, 34362270, 68724540]

約数ペア:

[(1, 68724540), (2, 34362270), (3, 22908180), (4, 17181135), (5, 13744908), (6, 11454090), (9, 7636060), (10, 6872454), (12, 5727045), (15, 4581636), (17, 4042620), (18, 3818030), (20, 3436227), (30, 2290818), (34, 2021310), (36, 1909015), (37, 1857420), (45, 1527212), (51, 1347540), (60, 1145409), (68, 1010655), (74, 928710), (85, 808524), (90, 763606), (102, 673770), (111, 619140), (148, 464355), (153, 449180), (170, 404262), (180, 381803), (185, 371484), (204, 336885), (222, 309570), (255, 269508), (306, 224590), (333, 206380), (340, 202131), (370, 185742), (444, 154785), (510, 134754), (555, 123828), (607, 113220), (612, 112295), (629, 109260), (666, 103190), (740, 92871), (765, 89836), (1020, 67377), (1110, 61914), (1214, 56610), (1258, 54630), (1332, 51595), (1530, 44918), (1665, 41276), (1821, 37740), (1887, 36420), (2220, 30957), (2428, 28305), (2516, 27315), (3035, 22644), (3060, 22459), (3145, 21852), (3330, 20638), (3642, 18870), (3774, 18210), (5463, 12580), (5661, 12140), (6070, 11322), (6290, 10926), (6660, 10319), (7284, 9435), (7548, 9105)]