1280924496

素因数分解:

$2^4\times 3^3\times {\mathrm{421}}^1\times {\mathrm{7043}}^1$

素因数の和:7481

約数の個数: 80

約数和(自身を含む): 3685984320

約数和(自身を除く): 2405059824

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 421, 432, 842, 1263, 1684, 2526, 3368, 3789, 5052, 6736, 7043, 7578, 10104, 11367, 14086, 15156, 20208, 21129, 22734, 28172, 30312, 42258, 45468, 56344, 60624, 63387, 84516, 90936, 112688, 126774, 169032, 181872, 190161, 253548, 338064, 380322, 507096, 760644, 1014192, 1521288, 2965103, 3042576, 5930206, 8895309, 11860412, 17790618, 23720824, 26685927, 35581236, 47441648, 53371854, 71162472, 80057781, 106743708, 142324944, 160115562, 213487416, 320231124, 426974832, 640462248, 1280924496]

約数ペア:

[(1, 1280924496), (2, 640462248), (3, 426974832), (4, 320231124), (6, 213487416), (8, 160115562), (9, 142324944), (12, 106743708), (16, 80057781), (18, 71162472), (24, 53371854), (27, 47441648), (36, 35581236), (48, 26685927), (54, 23720824), (72, 17790618), (108, 11860412), (144, 8895309), (216, 5930206), (421, 3042576), (432, 2965103), (842, 1521288), (1263, 1014192), (1684, 760644), (2526, 507096), (3368, 380322), (3789, 338064), (5052, 253548), (6736, 190161), (7043, 181872), (7578, 169032), (10104, 126774), (11367, 112688), (14086, 90936), (15156, 84516), (20208, 63387), (21129, 60624), (22734, 56344), (28172, 45468), (30312, 42258)]