66621420

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{123373}}^1$

素因数の和:123391

約数の個数: 48

約数和(自身を含む): 207268320

約数和(自身を除く): 140646900

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, 123373, 246746, 370119, 493492, 616865, 740238, 1110357, 1233730, 1480476, 1850595, 2220714, 2467460, 3331071, 3701190, 4441428, 5551785, 6662142, 7402380, 11103570, 13324284, 16655355, 22207140, 33310710, 66621420]

約数ペア:

[(1, 66621420), (2, 33310710), (3, 22207140), (4, 16655355), (5, 13324284), (6, 11103570), (9, 7402380), (10, 6662142), (12, 5551785), (15, 4441428), (18, 3701190), (20, 3331071), (27, 2467460), (30, 2220714), (36, 1850595), (45, 1480476), (54, 1233730), (60, 1110357), (90, 740238), (108, 616865), (135, 493492), (180, 370119), (270, 246746), (540, 123373)]