281012784

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{293}}^1$

素因数の和:399

約数の個数: 160

約数和(自身を含む): 826822080

約数和(自身を除く): 545809296

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 39, 48, 52, 53, 58, 78, 87, 104, 106, 116, 156, 159, 174, 208, 212, 232, 293, 312, 318, 348, 377, 424, 464, 586, 624, 636, 689, 696, 754, 848, 879, 1131, 1172, 1272, 1378, 1392, 1508, 1537, 1758, 2067, 2262, 2344, 2544, 2756, 3016, 3074, 3516, 3809, 4134, 4524, 4611, 4688, 5512, 6032, 6148, 7032, 7618, 8268, 8497, 9048, 9222, 11024, 11427, 12296, 14064, 15236, 15529, 16536, 16994, 18096, 18444, 19981, 22854, 24592, 25491, 30472, 31058, 33072, 33988, 36888, 39962, 45708, 46587, 50982, 59943, 60944, 62116, 67976, 73776, 79924, 91416, 93174, 101964, 110461, 119886, 124232, 135952, 159848, 182832, 186348, 201877, 203928, 220922, 239772, 248464, 319696, 331383, 372696, 403754, 407856, 441844, 450341, 479544, 605631, 662766, 745392, 807508, 883688, 900682, 959088, 1211262, 1325532, 1351023, 1615016, 1767376, 1801364, 2422524, 2651064, 2702046, 3230032, 3602728, 4845048, 5302128, 5404092, 5854433, 7205456, 9690096, 10808184, 11708866, 17563299, 21616368, 23417732, 35126598, 46835464, 70253196, 93670928, 140506392, 281012784]

約数ペア:

[(1, 281012784), (2, 140506392), (3, 93670928), (4, 70253196), (6, 46835464), (8, 35126598), (12, 23417732), (13, 21616368), (16, 17563299), (24, 11708866), (26, 10808184), (29, 9690096), (39, 7205456), (48, 5854433), (52, 5404092), (53, 5302128), (58, 4845048), (78, 3602728), (87, 3230032), (104, 2702046), (106, 2651064), (116, 2422524), (156, 1801364), (159, 1767376), (174, 1615016), (208, 1351023), (212, 1325532), (232, 1211262), (293, 959088), (312, 900682), (318, 883688), (348, 807508), (377, 745392), (424, 662766), (464, 605631), (586, 479544), (624, 450341), (636, 441844), (689, 407856), (696, 403754), (754, 372696), (848, 331383), (879, 319696), (1131, 248464), (1172, 239772), (1272, 220922), (1378, 203928), (1392, 201877), (1508, 186348), (1537, 182832), (1758, 159848), (2067, 135952), (2262, 124232), (2344, 119886), (2544, 110461), (2756, 101964), (3016, 93174), (3074, 91416), (3516, 79924), (3809, 73776), (4134, 67976), (4524, 62116), (4611, 60944), (4688, 59943), (5512, 50982), (6032, 46587), (6148, 45708), (7032, 39962), (7618, 36888), (8268, 33988), (8497, 33072), (9048, 31058), (9222, 30472), (11024, 25491), (11427, 24592), (12296, 22854), (14064, 19981), (15236, 18444), (15529, 18096), (16536, 16994)]