219858960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{53887}}^1$

素因数の和:53920

約数の個数: 80

約数和(自身を含む): 721668096

約数和(自身を除く): 501809136

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 34, 40, 48, 51, 60, 68, 80, 85, 102, 120, 136, 170, 204, 240, 255, 272, 340, 408, 510, 680, 816, 1020, 1360, 2040, 4080, 53887, 107774, 161661, 215548, 269435, 323322, 431096, 538870, 646644, 808305, 862192, 916079, 1077740, 1293288, 1616610, 1832158, 2155480, 2586576, 2748237, 3233220, 3664316, 4310960, 4580395, 5496474, 6466440, 7328632, 9160790, 10992948, 12932880, 13741185, 14657264, 18321580, 21985896, 27482370, 36643160, 43971792, 54964740, 73286320, 109929480, 219858960]

約数ペア:

[(1, 219858960), (2, 109929480), (3, 73286320), (4, 54964740), (5, 43971792), (6, 36643160), (8, 27482370), (10, 21985896), (12, 18321580), (15, 14657264), (16, 13741185), (17, 12932880), (20, 10992948), (24, 9160790), (30, 7328632), (34, 6466440), (40, 5496474), (48, 4580395), (51, 4310960), (60, 3664316), (68, 3233220), (80, 2748237), (85, 2586576), (102, 2155480), (120, 1832158), (136, 1616610), (170, 1293288), (204, 1077740), (240, 916079), (255, 862192), (272, 808305), (340, 646644), (408, 538870), (510, 431096), (680, 323322), (816, 269435), (1020, 215548), (1360, 161661), (2040, 107774), (4080, 53887)]