159915856

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{239}}^1$

素因数の和:368

約数の個数: 80

約数和(自身を含む): 342835200

約数和(自身を除く): 182919344

約数列:

[1, 2, 4, 8, 16, 19, 31, 38, 62, 71, 76, 124, 142, 152, 239, 248, 284, 304, 478, 496, 568, 589, 956, 1136, 1178, 1349, 1912, 2201, 2356, 2698, 3824, 4402, 4541, 4712, 5396, 7409, 8804, 9082, 9424, 10792, 14818, 16969, 17608, 18164, 21584, 29636, 33938, 35216, 36328, 41819, 59272, 67876, 72656, 83638, 118544, 135752, 140771, 167276, 271504, 281542, 322411, 334552, 526039, 563084, 644822, 669104, 1052078, 1126168, 1289644, 2104156, 2252336, 2579288, 4208312, 5158576, 8416624, 9994741, 19989482, 39978964, 79957928, 159915856]

約数ペア:

[(1, 159915856), (2, 79957928), (4, 39978964), (8, 19989482), (16, 9994741), (19, 8416624), (31, 5158576), (38, 4208312), (62, 2579288), (71, 2252336), (76, 2104156), (124, 1289644), (142, 1126168), (152, 1052078), (239, 669104), (248, 644822), (284, 563084), (304, 526039), (478, 334552), (496, 322411), (568, 281542), (589, 271504), (956, 167276), (1136, 140771), (1178, 135752), (1349, 118544), (1912, 83638), (2201, 72656), (2356, 67876), (2698, 59272), (3824, 41819), (4402, 36328), (4541, 35216), (4712, 33938), (5396, 29636), (7409, 21584), (8804, 18164), (9082, 17608), (9424, 16969), (10792, 14818)]