68280984

素因数分解:

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

素因数の和:158

約数の個数: 144

約数和(自身を含む): 203271120

約数和(自身を除く): 134990136

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 37, 38, 57, 71, 72, 74, 76, 111, 114, 142, 148, 152, 171, 213, 222, 228, 284, 296, 333, 342, 361, 426, 444, 456, 568, 639, 666, 684, 703, 722, 852, 888, 1083, 1278, 1332, 1349, 1368, 1406, 1444, 1704, 2109, 2166, 2556, 2627, 2664, 2698, 2812, 2888, 3249, 4047, 4218, 4332, 5112, 5254, 5396, 5624, 6327, 6498, 7881, 8094, 8436, 8664, 10508, 10792, 12141, 12654, 12996, 13357, 15762, 16188, 16872, 21016, 23643, 24282, 25308, 25631, 25992, 26714, 31524, 32376, 40071, 47286, 48564, 49913, 50616, 51262, 53428, 63048, 76893, 80142, 94572, 97128, 99826, 102524, 106856, 120213, 149739, 153786, 160284, 189144, 199652, 205048, 230679, 240426, 299478, 307572, 320568, 399304, 449217, 461358, 480852, 598956, 615144, 898434, 922716, 948347, 961704, 1197912, 1796868, 1845432, 1896694, 2845041, 3593736, 3793388, 5690082, 7586776, 8535123, 11380164, 17070246, 22760328, 34140492, 68280984]

約数ペア:

[(1, 68280984), (2, 34140492), (3, 22760328), (4, 17070246), (6, 11380164), (8, 8535123), (9, 7586776), (12, 5690082), (18, 3793388), (19, 3593736), (24, 2845041), (36, 1896694), (37, 1845432), (38, 1796868), (57, 1197912), (71, 961704), (72, 948347), (74, 922716), (76, 898434), (111, 615144), (114, 598956), (142, 480852), (148, 461358), (152, 449217), (171, 399304), (213, 320568), (222, 307572), (228, 299478), (284, 240426), (296, 230679), (333, 205048), (342, 199652), (361, 189144), (426, 160284), (444, 153786), (456, 149739), (568, 120213), (639, 106856), (666, 102524), (684, 99826), (703, 97128), (722, 94572), (852, 80142), (888, 76893), (1083, 63048), (1278, 53428), (1332, 51262), (1349, 50616), (1368, 49913), (1406, 48564), (1444, 47286), (1704, 40071), (2109, 32376), (2166, 31524), (2556, 26714), (2627, 25992), (2664, 25631), (2698, 25308), (2812, 24282), (2888, 23643), (3249, 21016), (4047, 16872), (4218, 16188), (4332, 15762), (5112, 13357), (5254, 12996), (5396, 12654), (5624, 12141), (6327, 10792), (6498, 10508), (7881, 8664), (8094, 8436)]