81982416

素因数分解:

$2^4\times 3^1\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{373}}^1$

素因数の和:644

約数の個数: 80

約数和(自身を含む): 224459840

約数和(自身を除く): 142477424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 38, 48, 57, 76, 114, 152, 228, 241, 304, 373, 456, 482, 723, 746, 912, 964, 1119, 1446, 1492, 1928, 2238, 2892, 2984, 3856, 4476, 4579, 5784, 5968, 7087, 8952, 9158, 11568, 13737, 14174, 17904, 18316, 21261, 27474, 28348, 36632, 42522, 54948, 56696, 73264, 85044, 89893, 109896, 113392, 170088, 179786, 219792, 269679, 340176, 359572, 539358, 719144, 1078716, 1438288, 1707967, 2157432, 3415934, 4314864, 5123901, 6831868, 10247802, 13663736, 20495604, 27327472, 40991208, 81982416]

約数ペア:

[(1, 81982416), (2, 40991208), (3, 27327472), (4, 20495604), (6, 13663736), (8, 10247802), (12, 6831868), (16, 5123901), (19, 4314864), (24, 3415934), (38, 2157432), (48, 1707967), (57, 1438288), (76, 1078716), (114, 719144), (152, 539358), (228, 359572), (241, 340176), (304, 269679), (373, 219792), (456, 179786), (482, 170088), (723, 113392), (746, 109896), (912, 89893), (964, 85044), (1119, 73264), (1446, 56696), (1492, 54948), (1928, 42522), (2238, 36632), (2892, 28348), (2984, 27474), (3856, 21261), (4476, 18316), (4579, 17904), (5784, 14174), (5968, 13737), (7087, 11568), (8952, 9158)]