279114920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{463}}^1\times {\mathrm{2153}}^1$

素因数の和:2634

約数の個数: 64

約数和(自身を含む): 719608320

約数和(自身を除く): 440493400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 463, 926, 1852, 2153, 2315, 3241, 3704, 4306, 4630, 6482, 8612, 9260, 10765, 12964, 15071, 16205, 17224, 18520, 21530, 25928, 30142, 32410, 43060, 60284, 64820, 75355, 86120, 120568, 129640, 150710, 301420, 602840, 996839, 1993678, 3987356, 4984195, 6977873, 7974712, 9968390, 13955746, 19936780, 27911492, 34889365, 39873560, 55822984, 69778730, 139557460, 279114920]

約数ペア:

[(1, 279114920), (2, 139557460), (4, 69778730), (5, 55822984), (7, 39873560), (8, 34889365), (10, 27911492), (14, 19936780), (20, 13955746), (28, 9968390), (35, 7974712), (40, 6977873), (56, 4984195), (70, 3987356), (140, 1993678), (280, 996839), (463, 602840), (926, 301420), (1852, 150710), (2153, 129640), (2315, 120568), (3241, 86120), (3704, 75355), (4306, 64820), (4630, 60284), (6482, 43060), (8612, 32410), (9260, 30142), (10765, 25928), (12964, 21530), (15071, 18520), (16205, 17224)]