70855020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{131213}}^1$

素因数の和:131231

約数の個数: 48

約数和(自身を含む): 220439520

約数和(自身を除く): 149584500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 131213, 262426, 393639, 524852, 656065, 787278, 1180917, 1312130, 1574556, 1968195, 2361834, 2624260, 3542751, 3936390, 4723668, 5904585, 7085502, 7872780, 11809170, 14171004, 17713755, 23618340, 35427510, 70855020]

約数ペア:

[(1, 70855020), (2, 35427510), (3, 23618340), (4, 17713755), (5, 14171004), (6, 11809170), (9, 7872780), (10, 7085502), (12, 5904585), (15, 4723668), (18, 3936390), (20, 3542751), (27, 2624260), (30, 2361834), (36, 1968195), (45, 1574556), (54, 1312130), (60, 1180917), (90, 787278), (108, 656065), (135, 524852), (180, 393639), (270, 262426), (540, 131213)]