428660760

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{324743}}^1$

素因数の和:324768

約数の個数: 64

約数和(自身を含む): 1402894080

約数和(自身を除く): 974233320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 324743, 649486, 974229, 1298972, 1623715, 1948458, 2597944, 3247430, 3572173, 3896916, 4871145, 6494860, 7144346, 7793832, 9742290, 10716519, 12989720, 14288692, 17860865, 19484580, 21433038, 28577384, 35721730, 38969160, 42866076, 53582595, 71443460, 85732152, 107165190, 142886920, 214330380, 428660760]

約数ペア:

[(1, 428660760), (2, 214330380), (3, 142886920), (4, 107165190), (5, 85732152), (6, 71443460), (8, 53582595), (10, 42866076), (11, 38969160), (12, 35721730), (15, 28577384), (20, 21433038), (22, 19484580), (24, 17860865), (30, 14288692), (33, 12989720), (40, 10716519), (44, 9742290), (55, 7793832), (60, 7144346), (66, 6494860), (88, 4871145), (110, 3896916), (120, 3572173), (132, 3247430), (165, 2597944), (220, 1948458), (264, 1623715), (330, 1298972), (440, 974229), (660, 649486), (1320, 324743)]