1280678448

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{122953}}^1$

素因数の和:123002

約数の個数: 80

約数和(自身を含む): 3903051776

約数和(自身を除く): 2622373328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 31, 42, 48, 56, 62, 84, 93, 112, 124, 168, 186, 217, 248, 336, 372, 434, 496, 651, 744, 868, 1302, 1488, 1736, 2604, 3472, 5208, 10416, 122953, 245906, 368859, 491812, 737718, 860671, 983624, 1475436, 1721342, 1967248, 2582013, 2950872, 3442684, 3811543, 5164026, 5901744, 6885368, 7623086, 10328052, 11434629, 13770736, 15246172, 20656104, 22869258, 26680801, 30492344, 41312208, 45738516, 53361602, 60984688, 80042403, 91477032, 106723204, 160084806, 182954064, 213446408, 320169612, 426892816, 640339224, 1280678448]

約数ペア:

[(1, 1280678448), (2, 640339224), (3, 426892816), (4, 320169612), (6, 213446408), (7, 182954064), (8, 160084806), (12, 106723204), (14, 91477032), (16, 80042403), (21, 60984688), (24, 53361602), (28, 45738516), (31, 41312208), (42, 30492344), (48, 26680801), (56, 22869258), (62, 20656104), (84, 15246172), (93, 13770736), (112, 11434629), (124, 10328052), (168, 7623086), (186, 6885368), (217, 5901744), (248, 5164026), (336, 3811543), (372, 3442684), (434, 2950872), (496, 2582013), (651, 1967248), (744, 1721342), (868, 1475436), (1302, 983624), (1488, 860671), (1736, 737718), (2604, 491812), (3472, 368859), (5208, 245906), (10416, 122953)]