72645664

素因数分解:

$2^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{101}}^1$

素因数の和:163

約数の個数: 144

約数和(自身を含む): 188153280

約数和(自身を除く): 115507616

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 52, 56, 76, 91, 101, 104, 112, 133, 152, 169, 182, 202, 208, 224, 247, 266, 304, 338, 364, 404, 416, 494, 532, 608, 676, 707, 728, 808, 988, 1064, 1183, 1313, 1352, 1414, 1456, 1616, 1729, 1919, 1976, 2128, 2366, 2626, 2704, 2828, 2912, 3211, 3232, 3458, 3838, 3952, 4256, 4732, 5252, 5408, 5656, 6422, 6916, 7676, 7904, 9191, 9464, 10504, 11312, 12844, 13433, 13832, 15352, 17069, 18382, 18928, 21008, 22477, 22624, 24947, 25688, 26866, 27664, 30704, 34138, 36764, 37856, 42016, 44954, 49894, 51376, 53732, 55328, 61408, 68276, 73528, 89908, 99788, 102752, 107464, 119483, 136552, 147056, 174629, 179816, 199576, 214928, 238966, 273104, 294112, 324311, 349258, 359632, 399152, 429856, 477932, 546208, 648622, 698516, 719264, 798304, 955864, 1297244, 1397032, 1911728, 2270177, 2594488, 2794064, 3823456, 4540354, 5188976, 5588128, 9080708, 10377952, 18161416, 36322832, 72645664]

約数ペア:

[(1, 72645664), (2, 36322832), (4, 18161416), (7, 10377952), (8, 9080708), (13, 5588128), (14, 5188976), (16, 4540354), (19, 3823456), (26, 2794064), (28, 2594488), (32, 2270177), (38, 1911728), (52, 1397032), (56, 1297244), (76, 955864), (91, 798304), (101, 719264), (104, 698516), (112, 648622), (133, 546208), (152, 477932), (169, 429856), (182, 399152), (202, 359632), (208, 349258), (224, 324311), (247, 294112), (266, 273104), (304, 238966), (338, 214928), (364, 199576), (404, 179816), (416, 174629), (494, 147056), (532, 136552), (608, 119483), (676, 107464), (707, 102752), (728, 99788), (808, 89908), (988, 73528), (1064, 68276), (1183, 61408), (1313, 55328), (1352, 53732), (1414, 51376), (1456, 49894), (1616, 44954), (1729, 42016), (1919, 37856), (1976, 36764), (2128, 34138), (2366, 30704), (2626, 27664), (2704, 26866), (2828, 25688), (2912, 24947), (3211, 22624), (3232, 22477), (3458, 21008), (3838, 18928), (3952, 18382), (4256, 17069), (4732, 15352), (5252, 13832), (5408, 13433), (5656, 12844), (6422, 11312), (6916, 10504), (7676, 9464), (7904, 9191)]