90617240

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{14071}}^1$

素因数の和:14112

約数の個数: 64

約数和(自身を含む): 243164160

約数和(自身を除く): 152546920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 14071, 28142, 56284, 70355, 98497, 112568, 140710, 196994, 281420, 323633, 393988, 492485, 562840, 647266, 787976, 984970, 1294532, 1618165, 1969940, 2265431, 2589064, 3236330, 3939880, 4530862, 6472660, 9061724, 11327155, 12945320, 18123448, 22654310, 45308620, 90617240]

約数ペア:

[(1, 90617240), (2, 45308620), (4, 22654310), (5, 18123448), (7, 12945320), (8, 11327155), (10, 9061724), (14, 6472660), (20, 4530862), (23, 3939880), (28, 3236330), (35, 2589064), (40, 2265431), (46, 1969940), (56, 1618165), (70, 1294532), (92, 984970), (115, 787976), (140, 647266), (161, 562840), (184, 492485), (230, 393988), (280, 323633), (322, 281420), (460, 196994), (644, 140710), (805, 112568), (920, 98497), (1288, 70355), (1610, 56284), (3220, 28142), (6440, 14071)]