31278744

素因数分解:

$2^3\times 3^3\times 7^1\times {\mathrm{137}}^1\times {\mathrm{151}}^1$

素因数の和:310

約数の個数: 128

約数和(自身を含む): 100684800

約数和(自身を除く): 69406056

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 27, 28, 36, 42, 54, 56, 63, 72, 84, 108, 126, 137, 151, 168, 189, 216, 252, 274, 302, 378, 411, 453, 504, 548, 604, 756, 822, 906, 959, 1057, 1096, 1208, 1233, 1359, 1512, 1644, 1812, 1918, 2114, 2466, 2718, 2877, 3171, 3288, 3624, 3699, 3836, 4077, 4228, 4932, 5436, 5754, 6342, 7398, 7672, 8154, 8456, 8631, 9513, 9864, 10872, 11508, 12684, 14796, 16308, 17262, 19026, 20687, 23016, 25368, 25893, 28539, 29592, 32616, 34524, 38052, 41374, 51786, 57078, 62061, 69048, 76104, 82748, 103572, 114156, 124122, 144809, 165496, 186183, 207144, 228312, 248244, 289618, 372366, 434427, 496488, 558549, 579236, 744732, 868854, 1117098, 1158472, 1303281, 1489464, 1737708, 2234196, 2606562, 3475416, 3909843, 4468392, 5213124, 7819686, 10426248, 15639372, 31278744]

約数ペア:

[(1, 31278744), (2, 15639372), (3, 10426248), (4, 7819686), (6, 5213124), (7, 4468392), (8, 3909843), (9, 3475416), (12, 2606562), (14, 2234196), (18, 1737708), (21, 1489464), (24, 1303281), (27, 1158472), (28, 1117098), (36, 868854), (42, 744732), (54, 579236), (56, 558549), (63, 496488), (72, 434427), (84, 372366), (108, 289618), (126, 248244), (137, 228312), (151, 207144), (168, 186183), (189, 165496), (216, 144809), (252, 124122), (274, 114156), (302, 103572), (378, 82748), (411, 76104), (453, 69048), (504, 62061), (548, 57078), (604, 51786), (756, 41374), (822, 38052), (906, 34524), (959, 32616), (1057, 29592), (1096, 28539), (1208, 25893), (1233, 25368), (1359, 23016), (1512, 20687), (1644, 19026), (1812, 17262), (1918, 16308), (2114, 14796), (2466, 12684), (2718, 11508), (2877, 10872), (3171, 9864), (3288, 9513), (3624, 8631), (3699, 8456), (3836, 8154), (4077, 7672), (4228, 7398), (4932, 6342), (5436, 5754)]