68737788

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{31}}^1\times {\mathrm{419}}^1$

素因数の和:477

約数の個数: 144

約数和(自身を含む): 214502400

約数和(自身を除く): 145764612

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 31, 36, 42, 49, 54, 62, 63, 84, 93, 98, 108, 124, 126, 147, 186, 189, 196, 217, 252, 279, 294, 372, 378, 419, 434, 441, 558, 588, 651, 756, 837, 838, 868, 882, 1116, 1257, 1302, 1323, 1519, 1674, 1676, 1764, 1953, 2514, 2604, 2646, 2933, 3038, 3348, 3771, 3906, 4557, 5028, 5292, 5859, 5866, 6076, 7542, 7812, 8799, 9114, 11313, 11718, 11732, 12989, 13671, 15084, 17598, 18228, 20531, 22626, 23436, 25978, 26397, 27342, 35196, 38967, 41013, 41062, 45252, 51956, 52794, 54684, 61593, 77934, 79191, 82026, 82124, 90923, 105588, 116901, 123186, 155868, 158382, 164052, 181846, 184779, 233802, 246372, 272769, 316764, 350703, 363692, 369558, 467604, 545538, 554337, 636461, 701406, 739116, 818307, 1091076, 1108674, 1272922, 1402812, 1636614, 1909383, 2217348, 2454921, 2545844, 3273228, 3818766, 4909842, 5728149, 7637532, 9819684, 11456298, 17184447, 22912596, 34368894, 68737788]

約数ペア:

[(1, 68737788), (2, 34368894), (3, 22912596), (4, 17184447), (6, 11456298), (7, 9819684), (9, 7637532), (12, 5728149), (14, 4909842), (18, 3818766), (21, 3273228), (27, 2545844), (28, 2454921), (31, 2217348), (36, 1909383), (42, 1636614), (49, 1402812), (54, 1272922), (62, 1108674), (63, 1091076), (84, 818307), (93, 739116), (98, 701406), (108, 636461), (124, 554337), (126, 545538), (147, 467604), (186, 369558), (189, 363692), (196, 350703), (217, 316764), (252, 272769), (279, 246372), (294, 233802), (372, 184779), (378, 181846), (419, 164052), (434, 158382), (441, 155868), (558, 123186), (588, 116901), (651, 105588), (756, 90923), (837, 82124), (838, 82026), (868, 79191), (882, 77934), (1116, 61593), (1257, 54684), (1302, 52794), (1323, 51956), (1519, 45252), (1674, 41062), (1676, 41013), (1764, 38967), (1953, 35196), (2514, 27342), (2604, 26397), (2646, 25978), (2933, 23436), (3038, 22626), (3348, 20531), (3771, 18228), (3906, 17598), (4557, 15084), (5028, 13671), (5292, 12989), (5859, 11732), (5866, 11718), (6076, 11313), (7542, 9114), (7812, 8799)]