197784180

素因数分解:

$2^2\times 3^4\times 5^1\times {\mathrm{11}}^2\times {\mathrm{1009}}^1$

素因数の和:1052

約数の個数: 180

約数和(自身を含む): 682665060

約数和(自身を除く): 484880880

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 11, 12, 15, 18, 20, 22, 27, 30, 33, 36, 44, 45, 54, 55, 60, 66, 81, 90, 99, 108, 110, 121, 132, 135, 162, 165, 180, 198, 220, 242, 270, 297, 324, 330, 363, 396, 405, 484, 495, 540, 594, 605, 660, 726, 810, 891, 990, 1009, 1089, 1188, 1210, 1452, 1485, 1620, 1782, 1815, 1980, 2018, 2178, 2420, 2970, 3027, 3267, 3564, 3630, 4036, 4356, 4455, 5045, 5445, 5940, 6054, 6534, 7260, 8910, 9081, 9801, 10090, 10890, 11099, 12108, 13068, 15135, 16335, 17820, 18162, 19602, 20180, 21780, 22198, 27243, 30270, 32670, 33297, 36324, 39204, 44396, 45405, 49005, 54486, 55495, 60540, 65340, 66594, 81729, 90810, 98010, 99891, 108972, 110990, 122089, 133188, 136215, 163458, 166485, 181620, 196020, 199782, 221980, 244178, 272430, 299673, 326916, 332970, 366267, 399564, 408645, 488356, 499455, 544860, 599346, 610445, 665940, 732534, 817290, 899019, 998910, 1098801, 1198692, 1220890, 1465068, 1498365, 1634580, 1798038, 1831335, 1997820, 2197602, 2441780, 2996730, 3296403, 3596076, 3662670, 4395204, 4495095, 5494005, 5993460, 6592806, 7325340, 8990190, 9889209, 10988010, 13185612, 16482015, 17980380, 19778418, 21976020, 32964030, 39556836, 49446045, 65928060, 98892090, 197784180]

約数ペア:

[(1, 197784180), (2, 98892090), (3, 65928060), (4, 49446045), (5, 39556836), (6, 32964030), (9, 21976020), (10, 19778418), (11, 17980380), (12, 16482015), (15, 13185612), (18, 10988010), (20, 9889209), (22, 8990190), (27, 7325340), (30, 6592806), (33, 5993460), (36, 5494005), (44, 4495095), (45, 4395204), (54, 3662670), (55, 3596076), (60, 3296403), (66, 2996730), (81, 2441780), (90, 2197602), (99, 1997820), (108, 1831335), (110, 1798038), (121, 1634580), (132, 1498365), (135, 1465068), (162, 1220890), (165, 1198692), (180, 1098801), (198, 998910), (220, 899019), (242, 817290), (270, 732534), (297, 665940), (324, 610445), (330, 599346), (363, 544860), (396, 499455), (405, 488356), (484, 408645), (495, 399564), (540, 366267), (594, 332970), (605, 326916), (660, 299673), (726, 272430), (810, 244178), (891, 221980), (990, 199782), (1009, 196020), (1089, 181620), (1188, 166485), (1210, 163458), (1452, 136215), (1485, 133188), (1620, 122089), (1782, 110990), (1815, 108972), (1980, 99891), (2018, 98010), (2178, 90810), (2420, 81729), (2970, 66594), (3027, 65340), (3267, 60540), (3564, 55495), (3630, 54486), (4036, 49005), (4356, 45405), (4455, 44396), (5045, 39204), (5445, 36324), (5940, 33297), (6054, 32670), (6534, 30270), (7260, 27243), (8910, 22198), (9081, 21780), (9801, 20180), (10090, 19602), (10890, 18162), (11099, 17820), (12108, 16335), (13068, 15135)]