201004720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{109}}^1$

素因数の和:255

約数の個数: 160

約数和(自身を含む): 559785600

約数和(自身を除く): 358780880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 37, 40, 56, 70, 74, 80, 89, 109, 112, 140, 148, 178, 185, 218, 259, 280, 296, 356, 370, 436, 445, 518, 545, 560, 592, 623, 712, 740, 763, 872, 890, 1036, 1090, 1246, 1295, 1424, 1480, 1526, 1744, 1780, 2072, 2180, 2492, 2590, 2960, 3052, 3115, 3293, 3560, 3815, 4033, 4144, 4360, 4984, 5180, 6104, 6230, 6586, 7120, 7630, 8066, 8720, 9701, 9968, 10360, 12208, 12460, 13172, 15260, 16132, 16465, 19402, 20165, 20720, 23051, 24920, 26344, 28231, 30520, 32264, 32930, 38804, 40330, 46102, 48505, 49840, 52688, 56462, 61040, 64528, 65860, 67907, 77608, 80660, 92204, 97010, 112924, 115255, 131720, 135814, 141155, 155216, 161320, 184408, 194020, 225848, 230510, 263440, 271628, 282310, 322640, 339535, 358937, 368816, 388040, 451696, 461020, 543256, 564620, 679070, 717874, 776080, 922040, 1086512, 1129240, 1358140, 1435748, 1794685, 1844080, 2258480, 2512559, 2716280, 2871496, 3589370, 5025118, 5432560, 5742992, 7178740, 10050236, 12562795, 14357480, 20100472, 25125590, 28714960, 40200944, 50251180, 100502360, 201004720]

約数ペア:

[(1, 201004720), (2, 100502360), (4, 50251180), (5, 40200944), (7, 28714960), (8, 25125590), (10, 20100472), (14, 14357480), (16, 12562795), (20, 10050236), (28, 7178740), (35, 5742992), (37, 5432560), (40, 5025118), (56, 3589370), (70, 2871496), (74, 2716280), (80, 2512559), (89, 2258480), (109, 1844080), (112, 1794685), (140, 1435748), (148, 1358140), (178, 1129240), (185, 1086512), (218, 922040), (259, 776080), (280, 717874), (296, 679070), (356, 564620), (370, 543256), (436, 461020), (445, 451696), (518, 388040), (545, 368816), (560, 358937), (592, 339535), (623, 322640), (712, 282310), (740, 271628), (763, 263440), (872, 230510), (890, 225848), (1036, 194020), (1090, 184408), (1246, 161320), (1295, 155216), (1424, 141155), (1480, 135814), (1526, 131720), (1744, 115255), (1780, 112924), (2072, 97010), (2180, 92204), (2492, 80660), (2590, 77608), (2960, 67907), (3052, 65860), (3115, 64528), (3293, 61040), (3560, 56462), (3815, 52688), (4033, 49840), (4144, 48505), (4360, 46102), (4984, 40330), (5180, 38804), (6104, 32930), (6230, 32264), (6586, 30520), (7120, 28231), (7630, 26344), (8066, 24920), (8720, 23051), (9701, 20720), (9968, 20165), (10360, 19402), (12208, 16465), (12460, 16132), (13172, 15260)]