1520505856

素因数分解:

$2^{10}\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{2521}}^1$

素因数の和:2591

約数の個数: 88

約数和(自身を含む): 3304021760

約数和(自身を除く): 1783515904

約数列:

[1, 2, 4, 8, 16, 19, 31, 32, 38, 62, 64, 76, 124, 128, 152, 248, 256, 304, 496, 512, 589, 608, 992, 1024, 1178, 1216, 1984, 2356, 2432, 2521, 3968, 4712, 4864, 5042, 7936, 9424, 9728, 10084, 15872, 18848, 19456, 20168, 31744, 37696, 40336, 47899, 75392, 78151, 80672, 95798, 150784, 156302, 161344, 191596, 301568, 312604, 322688, 383192, 603136, 625208, 645376, 766384, 1250416, 1290752, 1484869, 1532768, 2500832, 2581504, 2969738, 3065536, 5001664, 5939476, 6131072, 10003328, 11878952, 12262144, 20006656, 23757904, 24524288, 40013312, 47515808, 49048576, 80026624, 95031616, 190063232, 380126464, 760252928, 1520505856]

約数ペア:

[(1, 1520505856), (2, 760252928), (4, 380126464), (8, 190063232), (16, 95031616), (19, 80026624), (31, 49048576), (32, 47515808), (38, 40013312), (62, 24524288), (64, 23757904), (76, 20006656), (124, 12262144), (128, 11878952), (152, 10003328), (248, 6131072), (256, 5939476), (304, 5001664), (496, 3065536), (512, 2969738), (589, 2581504), (608, 2500832), (992, 1532768), (1024, 1484869), (1178, 1290752), (1216, 1250416), (1984, 766384), (2356, 645376), (2432, 625208), (2521, 603136), (3968, 383192), (4712, 322688), (4864, 312604), (5042, 301568), (7936, 191596), (9424, 161344), (9728, 156302), (10084, 150784), (15872, 95798), (18848, 80672), (19456, 78151), (20168, 75392), (31744, 47899), (37696, 40336)]