71280144

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{101}}^1$

素因数の和:170

約数の個数: 180

約数和(自身を含む): 225671940

約数和(自身を除く): 154391796

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 29, 36, 39, 48, 52, 58, 72, 78, 87, 101, 104, 116, 117, 144, 156, 169, 174, 202, 208, 232, 234, 261, 303, 312, 338, 348, 377, 404, 464, 468, 507, 522, 606, 624, 676, 696, 754, 808, 909, 936, 1014, 1044, 1131, 1212, 1313, 1352, 1392, 1508, 1521, 1616, 1818, 1872, 2028, 2088, 2262, 2424, 2626, 2704, 2929, 3016, 3042, 3393, 3636, 3939, 4056, 4176, 4524, 4848, 4901, 5252, 5858, 6032, 6084, 6786, 7272, 7878, 8112, 8787, 9048, 9802, 10504, 11716, 11817, 12168, 13572, 14544, 14703, 15756, 17069, 17574, 18096, 19604, 21008, 23432, 23634, 24336, 26361, 27144, 29406, 31512, 34138, 35148, 38077, 39208, 44109, 46864, 47268, 51207, 52722, 54288, 58812, 63024, 68276, 70296, 76154, 78416, 88218, 94536, 102414, 105444, 114231, 117624, 136552, 140592, 152308, 153621, 176436, 189072, 204828, 210888, 228462, 235248, 273104, 304616, 307242, 342693, 352872, 409656, 421776, 456924, 495001, 609232, 614484, 685386, 705744, 819312, 913848, 990002, 1228968, 1370772, 1485003, 1827696, 1980004, 2457936, 2741544, 2970006, 3960008, 4455009, 5483088, 5940012, 7920016, 8910018, 11880024, 17820036, 23760048, 35640072, 71280144]

約数ペア:

[(1, 71280144), (2, 35640072), (3, 23760048), (4, 17820036), (6, 11880024), (8, 8910018), (9, 7920016), (12, 5940012), (13, 5483088), (16, 4455009), (18, 3960008), (24, 2970006), (26, 2741544), (29, 2457936), (36, 1980004), (39, 1827696), (48, 1485003), (52, 1370772), (58, 1228968), (72, 990002), (78, 913848), (87, 819312), (101, 705744), (104, 685386), (116, 614484), (117, 609232), (144, 495001), (156, 456924), (169, 421776), (174, 409656), (202, 352872), (208, 342693), (232, 307242), (234, 304616), (261, 273104), (303, 235248), (312, 228462), (338, 210888), (348, 204828), (377, 189072), (404, 176436), (464, 153621), (468, 152308), (507, 140592), (522, 136552), (606, 117624), (624, 114231), (676, 105444), (696, 102414), (754, 94536), (808, 88218), (909, 78416), (936, 76154), (1014, 70296), (1044, 68276), (1131, 63024), (1212, 58812), (1313, 54288), (1352, 52722), (1392, 51207), (1508, 47268), (1521, 46864), (1616, 44109), (1818, 39208), (1872, 38077), (2028, 35148), (2088, 34138), (2262, 31512), (2424, 29406), (2626, 27144), (2704, 26361), (2929, 24336), (3016, 23634), (3042, 23432), (3393, 21008), (3636, 19604), (3939, 18096), (4056, 17574), (4176, 17069), (4524, 15756), (4848, 14703), (4901, 14544), (5252, 13572), (5858, 12168), (6032, 11817), (6084, 11716), (6786, 10504), (7272, 9802), (7878, 9048), (8112, 8787)]