278301384

素因数分解:

$2^3\times 3^2\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1861}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 790083840

約数和(自身を除く): 511782456

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 31, 36, 62, 67, 72, 93, 124, 134, 186, 201, 248, 268, 279, 372, 402, 536, 558, 603, 744, 804, 1116, 1206, 1608, 1861, 2077, 2232, 2412, 3722, 4154, 4824, 5583, 6231, 7444, 8308, 11166, 12462, 14888, 16616, 16749, 18693, 22332, 24924, 33498, 37386, 44664, 49848, 57691, 66996, 74772, 115382, 124687, 133992, 149544, 173073, 230764, 249374, 346146, 374061, 461528, 498748, 519219, 692292, 748122, 997496, 1038438, 1122183, 1384584, 1496244, 2076876, 2244366, 2992488, 3865297, 4153752, 4488732, 7730594, 8977464, 11595891, 15461188, 23191782, 30922376, 34787673, 46383564, 69575346, 92767128, 139150692, 278301384]

約数ペア:

[(1, 278301384), (2, 139150692), (3, 92767128), (4, 69575346), (6, 46383564), (8, 34787673), (9, 30922376), (12, 23191782), (18, 15461188), (24, 11595891), (31, 8977464), (36, 7730594), (62, 4488732), (67, 4153752), (72, 3865297), (93, 2992488), (124, 2244366), (134, 2076876), (186, 1496244), (201, 1384584), (248, 1122183), (268, 1038438), (279, 997496), (372, 748122), (402, 692292), (536, 519219), (558, 498748), (603, 461528), (744, 374061), (804, 346146), (1116, 249374), (1206, 230764), (1608, 173073), (1861, 149544), (2077, 133992), (2232, 124687), (2412, 115382), (3722, 74772), (4154, 66996), (4824, 57691), (5583, 49848), (6231, 44664), (7444, 37386), (8308, 33498), (11166, 24924), (12462, 22332), (14888, 18693), (16616, 16749)]