340738360

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{2521}}^1$

素因数の和:2672

約数の個数: 64

約数和(自身を含む): 798969600

約数和(自身を除く): 458231240

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 109, 124, 155, 218, 248, 310, 436, 545, 620, 872, 1090, 1240, 2180, 2521, 3379, 4360, 5042, 6758, 10084, 12605, 13516, 16895, 20168, 25210, 27032, 33790, 50420, 67580, 78151, 100840, 135160, 156302, 274789, 312604, 390755, 549578, 625208, 781510, 1099156, 1373945, 1563020, 2198312, 2747890, 3126040, 5495780, 8518459, 10991560, 17036918, 34073836, 42592295, 68147672, 85184590, 170369180, 340738360]

約数ペア:

[(1, 340738360), (2, 170369180), (4, 85184590), (5, 68147672), (8, 42592295), (10, 34073836), (20, 17036918), (31, 10991560), (40, 8518459), (62, 5495780), (109, 3126040), (124, 2747890), (155, 2198312), (218, 1563020), (248, 1373945), (310, 1099156), (436, 781510), (545, 625208), (620, 549578), (872, 390755), (1090, 312604), (1240, 274789), (2180, 156302), (2521, 135160), (3379, 100840), (4360, 78151), (5042, 67580), (6758, 50420), (10084, 33790), (12605, 27032), (13516, 25210), (16895, 20168)]