74239020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:280

約数の個数: 144

約数和(自身を含む): 236029248

約数和(自身を除く): 161790228

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 37, 45, 60, 71, 74, 90, 111, 142, 148, 157, 180, 185, 213, 222, 284, 314, 333, 355, 370, 426, 444, 471, 555, 628, 639, 666, 710, 740, 785, 852, 942, 1065, 1110, 1278, 1332, 1413, 1420, 1570, 1665, 1884, 2130, 2220, 2355, 2556, 2627, 2826, 3140, 3195, 3330, 4260, 4710, 5254, 5652, 5809, 6390, 6660, 7065, 7881, 9420, 10508, 11147, 11618, 12780, 13135, 14130, 15762, 17427, 22294, 23236, 23643, 26270, 28260, 29045, 31524, 33441, 34854, 39405, 44588, 47286, 52281, 52540, 55735, 58090, 66882, 69708, 78810, 87135, 94572, 100323, 104562, 111470, 116180, 118215, 133764, 157620, 167205, 174270, 200646, 209124, 222940, 236430, 261405, 334410, 348540, 401292, 412439, 472860, 501615, 522810, 668820, 824878, 1003230, 1045620, 1237317, 1649756, 2006460, 2062195, 2474634, 3711951, 4124390, 4949268, 6186585, 7423902, 8248780, 12373170, 14847804, 18559755, 24746340, 37119510, 74239020]

約数ペア:

[(1, 74239020), (2, 37119510), (3, 24746340), (4, 18559755), (5, 14847804), (6, 12373170), (9, 8248780), (10, 7423902), (12, 6186585), (15, 4949268), (18, 4124390), (20, 3711951), (30, 2474634), (36, 2062195), (37, 2006460), (45, 1649756), (60, 1237317), (71, 1045620), (74, 1003230), (90, 824878), (111, 668820), (142, 522810), (148, 501615), (157, 472860), (180, 412439), (185, 401292), (213, 348540), (222, 334410), (284, 261405), (314, 236430), (333, 222940), (355, 209124), (370, 200646), (426, 174270), (444, 167205), (471, 157620), (555, 133764), (628, 118215), (639, 116180), (666, 111470), (710, 104562), (740, 100323), (785, 94572), (852, 87135), (942, 78810), (1065, 69708), (1110, 66882), (1278, 58090), (1332, 55735), (1413, 52540), (1420, 52281), (1570, 47286), (1665, 44588), (1884, 39405), (2130, 34854), (2220, 33441), (2355, 31524), (2556, 29045), (2627, 28260), (2826, 26270), (3140, 23643), (3195, 23236), (3330, 22294), (4260, 17427), (4710, 15762), (5254, 14130), (5652, 13135), (5809, 12780), (6390, 11618), (6660, 11147), (7065, 10508), (7881, 9420)]