27344940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:228

約数の個数: 144

約数和(自身を含む): 91010304

約数和(自身を除く): 63665364

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 71, 84, 98, 105, 131, 140, 142, 147, 196, 210, 213, 245, 262, 284, 294, 355, 393, 420, 426, 490, 497, 524, 588, 655, 710, 735, 786, 852, 917, 980, 994, 1065, 1310, 1420, 1470, 1491, 1572, 1834, 1965, 1988, 2130, 2485, 2620, 2751, 2940, 2982, 3479, 3668, 3930, 4260, 4585, 4970, 5502, 5964, 6419, 6958, 7455, 7860, 9170, 9301, 9940, 10437, 11004, 12838, 13755, 13916, 14910, 17395, 18340, 18602, 19257, 20874, 25676, 27510, 27903, 29820, 32095, 34790, 37204, 38514, 41748, 46505, 52185, 55020, 55806, 64190, 65107, 69580, 77028, 93010, 96285, 104370, 111612, 128380, 130214, 139515, 186020, 192570, 195321, 208740, 260428, 279030, 325535, 385140, 390642, 455749, 558060, 651070, 781284, 911498, 976605, 1302140, 1367247, 1822996, 1953210, 2278745, 2734494, 3906420, 4557490, 5468988, 6836235, 9114980, 13672470, 27344940]

約数ペア:

[(1, 27344940), (2, 13672470), (3, 9114980), (4, 6836235), (5, 5468988), (6, 4557490), (7, 3906420), (10, 2734494), (12, 2278745), (14, 1953210), (15, 1822996), (20, 1367247), (21, 1302140), (28, 976605), (30, 911498), (35, 781284), (42, 651070), (49, 558060), (60, 455749), (70, 390642), (71, 385140), (84, 325535), (98, 279030), (105, 260428), (131, 208740), (140, 195321), (142, 192570), (147, 186020), (196, 139515), (210, 130214), (213, 128380), (245, 111612), (262, 104370), (284, 96285), (294, 93010), (355, 77028), (393, 69580), (420, 65107), (426, 64190), (490, 55806), (497, 55020), (524, 52185), (588, 46505), (655, 41748), (710, 38514), (735, 37204), (786, 34790), (852, 32095), (917, 29820), (980, 27903), (994, 27510), (1065, 25676), (1310, 20874), (1420, 19257), (1470, 18602), (1491, 18340), (1572, 17395), (1834, 14910), (1965, 13916), (1988, 13755), (2130, 12838), (2485, 11004), (2620, 10437), (2751, 9940), (2940, 9301), (2982, 9170), (3479, 7860), (3668, 7455), (3930, 6958), (4260, 6419), (4585, 5964), (4970, 5502)]