256880453856

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1877}}^1\times {\mathrm{109661}}^1$

素因数の和:111564

約数の個数: 96

約数和(自身を含む): 726574792608

約数和(自身を除く): 469694338752

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 1877, 3754, 5631, 7508, 11262, 15016, 22524, 24401, 30032, 45048, 48802, 60064, 73203, 90096, 97604, 109661, 146406, 180192, 195208, 219322, 292812, 328983, 390416, 438644, 585624, 657966, 780832, 877288, 1171248, 1315932, 1425593, 1754576, 2342496, 2631864, 2851186, 3509152, 4276779, 5263728, 5702372, 8553558, 10527456, 11404744, 17107116, 22809488, 34214232, 45618976, 68428464, 136856928, 205833697, 411667394, 617501091, 823334788, 1235002182, 1646669576, 2470004364, 2675838061, 3293339152, 4940008728, 5351676122, 6586678304, 8027514183, 9880017456, 10703352244, 16055028366, 19760034912, 21406704488, 32110056732, 42813408976, 64220113464, 85626817952, 128440226928, 256880453856]

約数ペア:

[(1, 256880453856), (2, 128440226928), (3, 85626817952), (4, 64220113464), (6, 42813408976), (8, 32110056732), (12, 21406704488), (13, 19760034912), (16, 16055028366), (24, 10703352244), (26, 9880017456), (32, 8027514183), (39, 6586678304), (48, 5351676122), (52, 4940008728), (78, 3293339152), (96, 2675838061), (104, 2470004364), (156, 1646669576), (208, 1235002182), (312, 823334788), (416, 617501091), (624, 411667394), (1248, 205833697), (1877, 136856928), (3754, 68428464), (5631, 45618976), (7508, 34214232), (11262, 22809488), (15016, 17107116), (22524, 11404744), (24401, 10527456), (30032, 8553558), (45048, 5702372), (48802, 5263728), (60064, 4276779), (73203, 3509152), (90096, 2851186), (97604, 2631864), (109661, 2342496), (146406, 1754576), (180192, 1425593), (195208, 1315932), (219322, 1171248), (292812, 877288), (328983, 780832), (390416, 657966), (438644, 585624)]