21221984160

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1133653}}^1$

素因数の和:1133687

約数の個数: 144

約数和(自身を含む): 77990860584

約数和(自身を除く): 56768876424

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 65, 72, 78, 80, 90, 96, 104, 117, 120, 130, 144, 156, 160, 180, 195, 208, 234, 240, 260, 288, 312, 360, 390, 416, 468, 480, 520, 585, 624, 720, 780, 936, 1040, 1170, 1248, 1440, 1560, 1872, 2080, 2340, 3120, 3744, 4680, 6240, 9360, 18720, 1133653, 2267306, 3400959, 4534612, 5668265, 6801918, 9069224, 10202877, 11336530, 13603836, 14737489, 17004795, 18138448, 20405754, 22673060, 27207672, 29474978, 34009590, 36276896, 40811508, 44212467, 45346120, 51014385, 54415344, 58949956, 68019180, 73687445, 81623016, 88424934, 90692240, 102028770, 108830688, 117899912, 132637401, 136038360, 147374890, 163246032, 176849868, 181384480, 204057540, 221062335, 235799824, 265274802, 272076720, 294749780, 326492064, 353699736, 408115080, 442124670, 471599648, 530549604, 544153440, 589499560, 663187005, 707399472, 816230160, 884249340, 1061099208, 1178999120, 1326374010, 1414798944, 1632460320, 1768498680, 2122198416, 2357998240, 2652748020, 3536997360, 4244396832, 5305496040, 7073994720, 10610992080, 21221984160]

約数ペア:

[(1, 21221984160), (2, 10610992080), (3, 7073994720), (4, 5305496040), (5, 4244396832), (6, 3536997360), (8, 2652748020), (9, 2357998240), (10, 2122198416), (12, 1768498680), (13, 1632460320), (15, 1414798944), (16, 1326374010), (18, 1178999120), (20, 1061099208), (24, 884249340), (26, 816230160), (30, 707399472), (32, 663187005), (36, 589499560), (39, 544153440), (40, 530549604), (45, 471599648), (48, 442124670), (52, 408115080), (60, 353699736), (65, 326492064), (72, 294749780), (78, 272076720), (80, 265274802), (90, 235799824), (96, 221062335), (104, 204057540), (117, 181384480), (120, 176849868), (130, 163246032), (144, 147374890), (156, 136038360), (160, 132637401), (180, 117899912), (195, 108830688), (208, 102028770), (234, 90692240), (240, 88424934), (260, 81623016), (288, 73687445), (312, 68019180), (360, 58949956), (390, 54415344), (416, 51014385), (468, 45346120), (480, 44212467), (520, 40811508), (585, 36276896), (624, 34009590), (720, 29474978), (780, 27207672), (936, 22673060), (1040, 20405754), (1170, 18138448), (1248, 17004795), (1440, 14737489), (1560, 13603836), (1872, 11336530), (2080, 10202877), (2340, 9069224), (3120, 6801918), (3744, 5668265), (4680, 4534612), (6240, 3400959), (9360, 2267306), (18720, 1133653)]