208772190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1009}}^1$

素因数の和:1063

約数の個数: 144

約数和(自身を含む): 628664400

約数和(自身を除く): 419892210

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 19, 22, 30, 33, 38, 45, 55, 57, 66, 90, 95, 99, 110, 114, 121, 165, 171, 190, 198, 209, 242, 285, 330, 342, 363, 418, 495, 570, 605, 627, 726, 855, 990, 1009, 1045, 1089, 1210, 1254, 1710, 1815, 1881, 2018, 2090, 2178, 2299, 3027, 3135, 3630, 3762, 4598, 5045, 5445, 6054, 6270, 6897, 9081, 9405, 10090, 10890, 11099, 11495, 13794, 15135, 18162, 18810, 19171, 20691, 22198, 22990, 30270, 33297, 34485, 38342, 41382, 45405, 55495, 57513, 66594, 68970, 90810, 95855, 99891, 103455, 110990, 115026, 122089, 166485, 172539, 191710, 199782, 206910, 210881, 244178, 287565, 332970, 345078, 366267, 421762, 499455, 575130, 610445, 632643, 732534, 862695, 998910, 1054405, 1098801, 1220890, 1265286, 1725390, 1831335, 1897929, 2108810, 2197602, 2319691, 3163215, 3662670, 3795858, 4639382, 5494005, 6326430, 6959073, 9489645, 10988010, 11598455, 13918146, 18979290, 20877219, 23196910, 34795365, 41754438, 69590730, 104386095, 208772190]

約数ペア:

[(1, 208772190), (2, 104386095), (3, 69590730), (5, 41754438), (6, 34795365), (9, 23196910), (10, 20877219), (11, 18979290), (15, 13918146), (18, 11598455), (19, 10988010), (22, 9489645), (30, 6959073), (33, 6326430), (38, 5494005), (45, 4639382), (55, 3795858), (57, 3662670), (66, 3163215), (90, 2319691), (95, 2197602), (99, 2108810), (110, 1897929), (114, 1831335), (121, 1725390), (165, 1265286), (171, 1220890), (190, 1098801), (198, 1054405), (209, 998910), (242, 862695), (285, 732534), (330, 632643), (342, 610445), (363, 575130), (418, 499455), (495, 421762), (570, 366267), (605, 345078), (627, 332970), (726, 287565), (855, 244178), (990, 210881), (1009, 206910), (1045, 199782), (1089, 191710), (1210, 172539), (1254, 166485), (1710, 122089), (1815, 115026), (1881, 110990), (2018, 103455), (2090, 99891), (2178, 95855), (2299, 90810), (3027, 68970), (3135, 66594), (3630, 57513), (3762, 55495), (4598, 45405), (5045, 41382), (5445, 38342), (6054, 34485), (6270, 33297), (6897, 30270), (9081, 22990), (9405, 22198), (10090, 20691), (10890, 19171), (11099, 18810), (11495, 18162), (13794, 15135)]