254471868

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1$

素因数の和:178

約数の個数: 240

約数和(自身を含む): 812306880

約数和(自身を除く): 557835012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 29, 36, 42, 53, 54, 58, 63, 73, 81, 84, 87, 106, 108, 116, 126, 146, 159, 162, 174, 189, 203, 212, 219, 252, 261, 292, 318, 324, 348, 371, 378, 406, 438, 477, 511, 522, 567, 609, 636, 657, 742, 756, 783, 812, 876, 954, 1022, 1044, 1113, 1134, 1218, 1314, 1431, 1484, 1533, 1537, 1566, 1827, 1908, 1971, 2044, 2117, 2226, 2268, 2349, 2436, 2628, 2862, 3066, 3074, 3132, 3339, 3654, 3869, 3942, 4234, 4293, 4452, 4599, 4611, 4698, 5481, 5724, 5913, 6132, 6148, 6351, 6678, 7308, 7738, 7884, 8468, 8586, 9198, 9222, 9396, 10017, 10759, 10962, 11607, 11826, 12702, 13356, 13797, 13833, 14819, 15476, 16443, 17172, 18396, 18444, 19053, 20034, 21518, 21924, 23214, 23652, 25404, 27083, 27594, 27666, 29638, 30051, 32277, 32886, 34821, 38106, 40068, 41391, 41499, 43036, 44457, 46428, 54166, 55188, 55332, 57159, 59276, 60102, 64554, 65772, 69642, 76212, 81249, 82782, 82998, 88914, 96831, 104463, 108332, 112201, 114318, 120204, 124497, 129108, 133371, 139284, 162498, 165564, 165996, 171477, 177828, 193662, 208926, 224402, 228636, 243747, 248994, 266742, 290493, 313389, 324996, 336603, 342954, 387324, 400113, 417852, 448804, 487494, 497988, 533484, 580986, 626778, 673206, 685908, 731241, 785407, 800226, 871479, 974988, 1009809, 1161972, 1200339, 1253556, 1346412, 1462482, 1570814, 1600452, 1742958, 2019618, 2193723, 2356221, 2400678, 2924964, 3029427, 3141628, 3485916, 4039236, 4387446, 4712442, 4801356, 6058854, 7068663, 8774892, 9088281, 9424884, 12117708, 14137326, 18176562, 21205989, 28274652, 36353124, 42411978, 63617967, 84823956, 127235934, 254471868]

約数ペア:

[(1, 254471868), (2, 127235934), (3, 84823956), (4, 63617967), (6, 42411978), (7, 36353124), (9, 28274652), (12, 21205989), (14, 18176562), (18, 14137326), (21, 12117708), (27, 9424884), (28, 9088281), (29, 8774892), (36, 7068663), (42, 6058854), (53, 4801356), (54, 4712442), (58, 4387446), (63, 4039236), (73, 3485916), (81, 3141628), (84, 3029427), (87, 2924964), (106, 2400678), (108, 2356221), (116, 2193723), (126, 2019618), (146, 1742958), (159, 1600452), (162, 1570814), (174, 1462482), (189, 1346412), (203, 1253556), (212, 1200339), (219, 1161972), (252, 1009809), (261, 974988), (292, 871479), (318, 800226), (324, 785407), (348, 731241), (371, 685908), (378, 673206), (406, 626778), (438, 580986), (477, 533484), (511, 497988), (522, 487494), (567, 448804), (609, 417852), (636, 400113), (657, 387324), (742, 342954), (756, 336603), (783, 324996), (812, 313389), (876, 290493), (954, 266742), (1022, 248994), (1044, 243747), (1113, 228636), (1134, 224402), (1218, 208926), (1314, 193662), (1431, 177828), (1484, 171477), (1533, 165996), (1537, 165564), (1566, 162498), (1827, 139284), (1908, 133371), (1971, 129108), (2044, 124497), (2117, 120204), (2226, 114318), (2268, 112201), (2349, 108332), (2436, 104463), (2628, 96831), (2862, 88914), (3066, 82998), (3074, 82782), (3132, 81249), (3339, 76212), (3654, 69642), (3869, 65772), (3942, 64554), (4234, 60102), (4293, 59276), (4452, 57159), (4599, 55332), (4611, 55188), (4698, 54166), (5481, 46428), (5724, 44457), (5913, 43036), (6132, 41499), (6148, 41391), (6351, 40068), (6678, 38106), (7308, 34821), (7738, 32886), (7884, 32277), (8468, 30051), (8586, 29638), (9198, 27666), (9222, 27594), (9396, 27083), (10017, 25404), (10759, 23652), (10962, 23214), (11607, 21924), (11826, 21518), (12702, 20034), (13356, 19053), (13797, 18444), (13833, 18396), (14819, 17172), (15476, 16443)]