259802816

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1439}}^1$

素因数の和:1502

約数の個数: 112

約数和(自身を含む): 655441920

約数和(自身を除く): 395639104

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 31, 32, 52, 56, 62, 64, 91, 104, 112, 124, 182, 208, 217, 224, 248, 364, 403, 416, 434, 448, 496, 728, 806, 832, 868, 992, 1439, 1456, 1612, 1736, 1984, 2821, 2878, 2912, 3224, 3472, 5642, 5756, 5824, 6448, 6944, 10073, 11284, 11512, 12896, 13888, 18707, 20146, 22568, 23024, 25792, 37414, 40292, 44609, 45136, 46048, 74828, 80584, 89218, 90272, 92096, 130949, 149656, 161168, 178436, 180544, 261898, 299312, 312263, 322336, 356872, 523796, 579917, 598624, 624526, 644672, 713744, 1047592, 1159834, 1197248, 1249052, 1427488, 2095184, 2319668, 2498104, 2854976, 4059419, 4190368, 4639336, 4996208, 8118838, 8380736, 9278672, 9992416, 16237676, 18557344, 19984832, 32475352, 37114688, 64950704, 129901408, 259802816]

約数ペア:

[(1, 259802816), (2, 129901408), (4, 64950704), (7, 37114688), (8, 32475352), (13, 19984832), (14, 18557344), (16, 16237676), (26, 9992416), (28, 9278672), (31, 8380736), (32, 8118838), (52, 4996208), (56, 4639336), (62, 4190368), (64, 4059419), (91, 2854976), (104, 2498104), (112, 2319668), (124, 2095184), (182, 1427488), (208, 1249052), (217, 1197248), (224, 1159834), (248, 1047592), (364, 713744), (403, 644672), (416, 624526), (434, 598624), (448, 579917), (496, 523796), (728, 356872), (806, 322336), (832, 312263), (868, 299312), (992, 261898), (1439, 180544), (1456, 178436), (1612, 161168), (1736, 149656), (1984, 130949), (2821, 92096), (2878, 90272), (2912, 89218), (3224, 80584), (3472, 74828), (5642, 46048), (5756, 45136), (5824, 44609), (6448, 40292), (6944, 37414), (10073, 25792), (11284, 23024), (11512, 22568), (12896, 20146), (13888, 18707)]