1276243072

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{1091}}^1$

素因数の和:1174

約数の個数: 128

約数和(自身を含む): 2962814400

約数和(自身を除く): 1686571328

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 37, 38, 52, 64, 74, 76, 104, 128, 148, 152, 208, 247, 296, 304, 416, 481, 494, 592, 608, 703, 832, 962, 988, 1091, 1184, 1216, 1406, 1664, 1924, 1976, 2182, 2368, 2432, 2812, 3848, 3952, 4364, 4736, 5624, 7696, 7904, 8728, 9139, 11248, 14183, 15392, 15808, 17456, 18278, 20729, 22496, 28366, 30784, 31616, 34912, 36556, 40367, 41458, 44992, 56732, 61568, 69824, 73112, 80734, 82916, 89984, 113464, 139648, 146224, 161468, 165832, 226928, 269477, 292448, 322936, 331664, 453856, 524771, 538954, 584896, 645872, 663328, 766973, 907712, 1049542, 1077908, 1169792, 1291744, 1326656, 1533946, 1815424, 2099084, 2155816, 2583488, 2653312, 3067892, 4198168, 4311632, 5166976, 6135784, 8396336, 8623264, 9970649, 12271568, 16792672, 17246528, 19941298, 24543136, 33585344, 34493056, 39882596, 49086272, 67170688, 79765192, 98172544, 159530384, 319060768, 638121536, 1276243072]

約数ペア:

[(1, 1276243072), (2, 638121536), (4, 319060768), (8, 159530384), (13, 98172544), (16, 79765192), (19, 67170688), (26, 49086272), (32, 39882596), (37, 34493056), (38, 33585344), (52, 24543136), (64, 19941298), (74, 17246528), (76, 16792672), (104, 12271568), (128, 9970649), (148, 8623264), (152, 8396336), (208, 6135784), (247, 5166976), (296, 4311632), (304, 4198168), (416, 3067892), (481, 2653312), (494, 2583488), (592, 2155816), (608, 2099084), (703, 1815424), (832, 1533946), (962, 1326656), (988, 1291744), (1091, 1169792), (1184, 1077908), (1216, 1049542), (1406, 907712), (1664, 766973), (1924, 663328), (1976, 645872), (2182, 584896), (2368, 538954), (2432, 524771), (2812, 453856), (3848, 331664), (3952, 322936), (4364, 292448), (4736, 269477), (5624, 226928), (7696, 165832), (7904, 161468), (8728, 146224), (9139, 139648), (11248, 113464), (14183, 89984), (15392, 82916), (15808, 80734), (17456, 73112), (18278, 69824), (20729, 61568), (22496, 56732), (28366, 44992), (30784, 41458), (31616, 40367), (34912, 36556)]