71945172

素因数分解:

$2^2\times 3^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1$

素因数の和:108

約数の個数: 240

約数和(自身を含む): 227673600

約数和(自身を除く): 155728428

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 19, 26, 27, 29, 31, 36, 38, 39, 52, 54, 57, 58, 62, 76, 78, 81, 87, 93, 108, 114, 116, 117, 124, 156, 162, 171, 174, 186, 228, 234, 247, 261, 279, 324, 342, 348, 351, 372, 377, 403, 468, 494, 513, 522, 551, 558, 589, 684, 702, 741, 754, 783, 806, 837, 899, 988, 1026, 1044, 1053, 1102, 1116, 1131, 1178, 1209, 1404, 1482, 1508, 1539, 1566, 1612, 1653, 1674, 1767, 1798, 2052, 2106, 2204, 2223, 2262, 2349, 2356, 2418, 2511, 2697, 2964, 3078, 3132, 3306, 3348, 3393, 3534, 3596, 3627, 4212, 4446, 4524, 4698, 4836, 4959, 5022, 5301, 5394, 6156, 6612, 6669, 6786, 7068, 7163, 7254, 7657, 8091, 8892, 9396, 9918, 10044, 10179, 10602, 10788, 10881, 11687, 13338, 13572, 14326, 14508, 14877, 15314, 15903, 16182, 17081, 19836, 20007, 20358, 21204, 21489, 21762, 22971, 23374, 24273, 26676, 28652, 29754, 30537, 30628, 31806, 32364, 32643, 34162, 35061, 40014, 40716, 42978, 43524, 44631, 45942, 46748, 47709, 48546, 51243, 59508, 61074, 63612, 64467, 65286, 68324, 68913, 70122, 72819, 80028, 85956, 89262, 91884, 95418, 97092, 102486, 105183, 122148, 128934, 130572, 137826, 140244, 145638, 153729, 178524, 190836, 193401, 204972, 206739, 210366, 222053, 257868, 275652, 291276, 307458, 315549, 386802, 413478, 420732, 444106, 461187, 580203, 614916, 620217, 631098, 666159, 773604, 826956, 888212, 922374, 946647, 1160406, 1240434, 1262196, 1332318, 1383561, 1844748, 1893294, 1998477, 2320812, 2480868, 2664636, 2767122, 3786588, 3996954, 5534244, 5995431, 7993908, 11990862, 17986293, 23981724, 35972586, 71945172]

約数ペア:

[(1, 71945172), (2, 35972586), (3, 23981724), (4, 17986293), (6, 11990862), (9, 7993908), (12, 5995431), (13, 5534244), (18, 3996954), (19, 3786588), (26, 2767122), (27, 2664636), (29, 2480868), (31, 2320812), (36, 1998477), (38, 1893294), (39, 1844748), (52, 1383561), (54, 1332318), (57, 1262196), (58, 1240434), (62, 1160406), (76, 946647), (78, 922374), (81, 888212), (87, 826956), (93, 773604), (108, 666159), (114, 631098), (116, 620217), (117, 614916), (124, 580203), (156, 461187), (162, 444106), (171, 420732), (174, 413478), (186, 386802), (228, 315549), (234, 307458), (247, 291276), (261, 275652), (279, 257868), (324, 222053), (342, 210366), (348, 206739), (351, 204972), (372, 193401), (377, 190836), (403, 178524), (468, 153729), (494, 145638), (513, 140244), (522, 137826), (551, 130572), (558, 128934), (589, 122148), (684, 105183), (702, 102486), (741, 97092), (754, 95418), (783, 91884), (806, 89262), (837, 85956), (899, 80028), (988, 72819), (1026, 70122), (1044, 68913), (1053, 68324), (1102, 65286), (1116, 64467), (1131, 63612), (1178, 61074), (1209, 59508), (1404, 51243), (1482, 48546), (1508, 47709), (1539, 46748), (1566, 45942), (1612, 44631), (1653, 43524), (1674, 42978), (1767, 40716), (1798, 40014), (2052, 35061), (2106, 34162), (2204, 32643), (2223, 32364), (2262, 31806), (2349, 30628), (2356, 30537), (2418, 29754), (2511, 28652), (2697, 26676), (2964, 24273), (3078, 23374), (3132, 22971), (3306, 21762), (3348, 21489), (3393, 21204), (3534, 20358), (3596, 20007), (3627, 19836), (4212, 17081), (4446, 16182), (4524, 15903), (4698, 15314), (4836, 14877), (4959, 14508), (5022, 14326), (5301, 13572), (5394, 13338), (6156, 11687), (6612, 10881), (6669, 10788), (6786, 10602), (7068, 10179), (7163, 10044), (7254, 9918), (7657, 9396), (8091, 8892)]