139966240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{28219}}^1$

素因数の和:28265

約数の個数: 48

約数和(自身を含む): 341349120

約数和(自身を除く): 201382880

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 28219, 56438, 112876, 141095, 225752, 282190, 451504, 564380, 874789, 903008, 1128760, 1749578, 2257520, 3499156, 4373945, 4515040, 6998312, 8747890, 13996624, 17495780, 27993248, 34991560, 69983120, 139966240]

約数ペア:

[(1, 139966240), (2, 69983120), (4, 34991560), (5, 27993248), (8, 17495780), (10, 13996624), (16, 8747890), (20, 6998312), (31, 4515040), (32, 4373945), (40, 3499156), (62, 2257520), (80, 1749578), (124, 1128760), (155, 903008), (160, 874789), (248, 564380), (310, 451504), (496, 282190), (620, 225752), (992, 141095), (1240, 112876), (2480, 56438), (4960, 28219)]