72708516

素因数分解:

$2^2\times 3^5\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1$

素因数の和:196

約数の個数: 144

約数和(自身を含む): 208732160

約数和(自身を除く): 136023644

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 27, 31, 36, 38, 54, 57, 62, 76, 81, 93, 108, 114, 124, 127, 162, 171, 186, 228, 243, 254, 279, 324, 342, 372, 381, 486, 508, 513, 558, 589, 684, 762, 837, 972, 1026, 1116, 1143, 1178, 1524, 1539, 1674, 1767, 2052, 2286, 2356, 2413, 2511, 3078, 3348, 3429, 3534, 3937, 4572, 4617, 4826, 5022, 5301, 6156, 6858, 7068, 7239, 7533, 7874, 9234, 9652, 10044, 10287, 10602, 11811, 13716, 14478, 15066, 15748, 15903, 18468, 20574, 21204, 21717, 23622, 28956, 30132, 30861, 31806, 35433, 41148, 43434, 47244, 47709, 61722, 63612, 65151, 70866, 74803, 86868, 95418, 106299, 123444, 130302, 141732, 143127, 149606, 190836, 195453, 212598, 224409, 260604, 286254, 299212, 318897, 390906, 425196, 448818, 572508, 586359, 637794, 673227, 781812, 897636, 956691, 1172718, 1275588, 1346454, 1913382, 2019681, 2345436, 2692908, 3826764, 4039362, 6059043, 8078724, 12118086, 18177129, 24236172, 36354258, 72708516]

約数ペア:

[(1, 72708516), (2, 36354258), (3, 24236172), (4, 18177129), (6, 12118086), (9, 8078724), (12, 6059043), (18, 4039362), (19, 3826764), (27, 2692908), (31, 2345436), (36, 2019681), (38, 1913382), (54, 1346454), (57, 1275588), (62, 1172718), (76, 956691), (81, 897636), (93, 781812), (108, 673227), (114, 637794), (124, 586359), (127, 572508), (162, 448818), (171, 425196), (186, 390906), (228, 318897), (243, 299212), (254, 286254), (279, 260604), (324, 224409), (342, 212598), (372, 195453), (381, 190836), (486, 149606), (508, 143127), (513, 141732), (558, 130302), (589, 123444), (684, 106299), (762, 95418), (837, 86868), (972, 74803), (1026, 70866), (1116, 65151), (1143, 63612), (1178, 61722), (1524, 47709), (1539, 47244), (1674, 43434), (1767, 41148), (2052, 35433), (2286, 31806), (2356, 30861), (2413, 30132), (2511, 28956), (3078, 23622), (3348, 21717), (3429, 21204), (3534, 20574), (3937, 18468), (4572, 15903), (4617, 15748), (4826, 15066), (5022, 14478), (5301, 13716), (6156, 11811), (6858, 10602), (7068, 10287), (7239, 10044), (7533, 9652), (7874, 9234)]