204868125

素因数分解:

$3^2\times 5^4\times 7^1\times {\mathrm{11}}^2\times {\mathrm{43}}^1$

素因数の和:98

約数の個数: 180

約数和(自身を含む): 475322848

約数和(自身を除く): 270454723

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 25, 33, 35, 43, 45, 55, 63, 75, 77, 99, 105, 121, 125, 129, 165, 175, 215, 225, 231, 275, 301, 315, 363, 375, 385, 387, 473, 495, 525, 605, 625, 645, 693, 825, 847, 875, 903, 1075, 1089, 1125, 1155, 1375, 1419, 1505, 1575, 1815, 1875, 1925, 1935, 2365, 2475, 2541, 2625, 2709, 3025, 3225, 3311, 3465, 4125, 4235, 4257, 4375, 4515, 5203, 5375, 5445, 5625, 5775, 6875, 7095, 7525, 7623, 7875, 9075, 9625, 9675, 9933, 11825, 12375, 12705, 13125, 13545, 15125, 15609, 16125, 16555, 17325, 20625, 21175, 21285, 22575, 26015, 26875, 27225, 28875, 29799, 35475, 36421, 37625, 38115, 39375, 45375, 46827, 48125, 48375, 49665, 59125, 61875, 63525, 67725, 75625, 78045, 80625, 82775, 86625, 105875, 106425, 109263, 112875, 130075, 136125, 144375, 148995, 177375, 182105, 188125, 190575, 226875, 234135, 241875, 248325, 295625, 317625, 327789, 338625, 390225, 413875, 433125, 529375, 532125, 546315, 564375, 650375, 680625, 744975, 886875, 910525, 952875, 1170675, 1241625, 1588125, 1638945, 1693125, 1951125, 2069375, 2660625, 2731575, 3251875, 3724875, 4552625, 4764375, 5853375, 6208125, 8194725, 9755625, 13657875, 18624375, 22763125, 29266875, 40973625, 68289375, 204868125]

約数ペア:

[(1, 204868125), (3, 68289375), (5, 40973625), (7, 29266875), (9, 22763125), (11, 18624375), (15, 13657875), (21, 9755625), (25, 8194725), (33, 6208125), (35, 5853375), (43, 4764375), (45, 4552625), (55, 3724875), (63, 3251875), (75, 2731575), (77, 2660625), (99, 2069375), (105, 1951125), (121, 1693125), (125, 1638945), (129, 1588125), (165, 1241625), (175, 1170675), (215, 952875), (225, 910525), (231, 886875), (275, 744975), (301, 680625), (315, 650375), (363, 564375), (375, 546315), (385, 532125), (387, 529375), (473, 433125), (495, 413875), (525, 390225), (605, 338625), (625, 327789), (645, 317625), (693, 295625), (825, 248325), (847, 241875), (875, 234135), (903, 226875), (1075, 190575), (1089, 188125), (1125, 182105), (1155, 177375), (1375, 148995), (1419, 144375), (1505, 136125), (1575, 130075), (1815, 112875), (1875, 109263), (1925, 106425), (1935, 105875), (2365, 86625), (2475, 82775), (2541, 80625), (2625, 78045), (2709, 75625), (3025, 67725), (3225, 63525), (3311, 61875), (3465, 59125), (4125, 49665), (4235, 48375), (4257, 48125), (4375, 46827), (4515, 45375), (5203, 39375), (5375, 38115), (5445, 37625), (5625, 36421), (5775, 35475), (6875, 29799), (7095, 28875), (7525, 27225), (7623, 26875), (7875, 26015), (9075, 22575), (9625, 21285), (9675, 21175), (9933, 20625), (11825, 17325), (12375, 16555), (12705, 16125), (13125, 15609), (13545, 15125)]