64806420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:147

約数の個数: 192

約数和(自身を含む): 219340800

約数和(自身を除く): 154534380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 49, 60, 67, 70, 84, 94, 98, 105, 134, 140, 141, 147, 188, 196, 201, 210, 235, 245, 268, 282, 294, 329, 335, 343, 402, 420, 469, 470, 490, 564, 588, 658, 670, 686, 705, 735, 804, 938, 940, 980, 987, 1005, 1029, 1316, 1340, 1372, 1407, 1410, 1470, 1645, 1715, 1876, 1974, 2010, 2058, 2303, 2345, 2814, 2820, 2940, 3149, 3283, 3290, 3430, 3948, 4020, 4116, 4606, 4690, 4935, 5145, 5628, 6298, 6566, 6580, 6860, 6909, 7035, 9212, 9380, 9447, 9849, 9870, 10290, 11515, 12596, 13132, 13818, 14070, 15745, 16121, 16415, 18894, 19698, 19740, 20580, 22043, 22981, 23030, 27636, 28140, 31490, 32242, 32830, 34545, 37788, 39396, 44086, 45962, 46060, 47235, 48363, 49245, 62980, 64484, 65660, 66129, 68943, 69090, 80605, 88172, 91924, 94470, 96726, 98490, 110215, 114905, 132258, 137886, 138180, 154301, 161210, 188940, 193452, 196980, 220430, 229810, 241815, 264516, 275772, 308602, 322420, 330645, 344715, 440860, 459620, 462903, 483630, 617204, 661290, 689430, 771505, 925806, 967260, 1080107, 1322580, 1378860, 1543010, 1851612, 2160214, 2314515, 3086020, 3240321, 4320428, 4629030, 5400535, 6480642, 9258060, 10801070, 12961284, 16201605, 21602140, 32403210, 64806420]

約数ペア:

[(1, 64806420), (2, 32403210), (3, 21602140), (4, 16201605), (5, 12961284), (6, 10801070), (7, 9258060), (10, 6480642), (12, 5400535), (14, 4629030), (15, 4320428), (20, 3240321), (21, 3086020), (28, 2314515), (30, 2160214), (35, 1851612), (42, 1543010), (47, 1378860), (49, 1322580), (60, 1080107), (67, 967260), (70, 925806), (84, 771505), (94, 689430), (98, 661290), (105, 617204), (134, 483630), (140, 462903), (141, 459620), (147, 440860), (188, 344715), (196, 330645), (201, 322420), (210, 308602), (235, 275772), (245, 264516), (268, 241815), (282, 229810), (294, 220430), (329, 196980), (335, 193452), (343, 188940), (402, 161210), (420, 154301), (469, 138180), (470, 137886), (490, 132258), (564, 114905), (588, 110215), (658, 98490), (670, 96726), (686, 94470), (705, 91924), (735, 88172), (804, 80605), (938, 69090), (940, 68943), (980, 66129), (987, 65660), (1005, 64484), (1029, 62980), (1316, 49245), (1340, 48363), (1372, 47235), (1407, 46060), (1410, 45962), (1470, 44086), (1645, 39396), (1715, 37788), (1876, 34545), (1974, 32830), (2010, 32242), (2058, 31490), (2303, 28140), (2345, 27636), (2814, 23030), (2820, 22981), (2940, 22043), (3149, 20580), (3283, 19740), (3290, 19698), (3430, 18894), (3948, 16415), (4020, 16121), (4116, 15745), (4606, 14070), (4690, 13818), (4935, 13132), (5145, 12596), (5628, 11515), (6298, 10290), (6566, 9870), (6580, 9849), (6860, 9447), (6909, 9380), (7035, 9212)]