31145712

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1$

素因数の和:151

約数の個数: 160

約数和(自身を含む): 94993920

約数和(自身を除く): 63848208

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 37, 38, 39, 48, 52, 57, 71, 74, 76, 78, 104, 111, 114, 142, 148, 152, 156, 208, 213, 222, 228, 247, 284, 296, 304, 312, 426, 444, 456, 481, 494, 568, 592, 624, 703, 741, 852, 888, 912, 923, 962, 988, 1136, 1349, 1406, 1443, 1482, 1704, 1776, 1846, 1924, 1976, 2109, 2627, 2698, 2769, 2812, 2886, 2964, 3408, 3692, 3848, 3952, 4047, 4218, 5254, 5396, 5538, 5624, 5772, 5928, 7384, 7696, 7881, 8094, 8436, 9139, 10508, 10792, 11076, 11248, 11544, 11856, 14768, 15762, 16188, 16872, 17537, 18278, 21016, 21584, 22152, 23088, 27417, 31524, 32376, 33744, 34151, 35074, 36556, 42032, 44304, 49913, 52611, 54834, 63048, 64752, 68302, 70148, 73112, 99826, 102453, 105222, 109668, 126096, 136604, 140296, 146224, 149739, 199652, 204906, 210444, 219336, 273208, 280592, 299478, 399304, 409812, 420888, 438672, 546416, 598956, 648869, 798608, 819624, 841776, 1197912, 1297738, 1639248, 1946607, 2395824, 2595476, 3893214, 5190952, 7786428, 10381904, 15572856, 31145712]

約数ペア:

[(1, 31145712), (2, 15572856), (3, 10381904), (4, 7786428), (6, 5190952), (8, 3893214), (12, 2595476), (13, 2395824), (16, 1946607), (19, 1639248), (24, 1297738), (26, 1197912), (37, 841776), (38, 819624), (39, 798608), (48, 648869), (52, 598956), (57, 546416), (71, 438672), (74, 420888), (76, 409812), (78, 399304), (104, 299478), (111, 280592), (114, 273208), (142, 219336), (148, 210444), (152, 204906), (156, 199652), (208, 149739), (213, 146224), (222, 140296), (228, 136604), (247, 126096), (284, 109668), (296, 105222), (304, 102453), (312, 99826), (426, 73112), (444, 70148), (456, 68302), (481, 64752), (494, 63048), (568, 54834), (592, 52611), (624, 49913), (703, 44304), (741, 42032), (852, 36556), (888, 35074), (912, 34151), (923, 33744), (962, 32376), (988, 31524), (1136, 27417), (1349, 23088), (1406, 22152), (1443, 21584), (1482, 21016), (1704, 18278), (1776, 17537), (1846, 16872), (1924, 16188), (1976, 15762), (2109, 14768), (2627, 11856), (2698, 11544), (2769, 11248), (2812, 11076), (2886, 10792), (2964, 10508), (3408, 9139), (3692, 8436), (3848, 8094), (3952, 7881), (4047, 7696), (4218, 7384), (5254, 5928), (5396, 5772), (5538, 5624)]