21810022740

素因数分解:

$2^2\times 3^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{407969}}^1$

素因数の和:408004

約数の個数: 144

約数和(自身を含む): 74844544320

約数和(自身を除く): 53034521580

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, 132, 135, 162, 165, 180, 198, 220, 243, 270, 297, 324, 330, 396, 405, 486, 495, 540, 594, 660, 810, 891, 972, 990, 1188, 1215, 1485, 1620, 1782, 1980, 2430, 2673, 2970, 3564, 4455, 4860, 5346, 5940, 8910, 10692, 13365, 17820, 26730, 53460, 407969, 815938, 1223907, 1631876, 2039845, 2447814, 3671721, 4079690, 4487659, 4895628, 6119535, 7343442, 8159380, 8975318, 11015163, 12239070, 13462977, 14686884, 17950636, 18358605, 22030326, 22438295, 24478140, 26925954, 33045489, 36717210, 40388931, 44060652, 44876590, 53851908, 55075815, 66090978, 67314885, 73434420, 80777862, 89753180, 99136467, 110151630, 121166793, 132181956, 134629770, 161555724, 165227445, 198272934, 201944655, 220303260, 242333586, 269259540, 330454890, 363500379, 396545868, 403889310, 484667172, 495682335, 605833965, 660909780, 727000758, 807778620, 991364670, 1090501137, 1211667930, 1454001516, 1817501895, 1982729340, 2181002274, 2423335860, 3635003790, 4362004548, 5452505685, 7270007580, 10905011370, 21810022740]

約数ペア:

[(1, 21810022740), (2, 10905011370), (3, 7270007580), (4, 5452505685), (5, 4362004548), (6, 3635003790), (9, 2423335860), (10, 2181002274), (11, 1982729340), (12, 1817501895), (15, 1454001516), (18, 1211667930), (20, 1090501137), (22, 991364670), (27, 807778620), (30, 727000758), (33, 660909780), (36, 605833965), (44, 495682335), (45, 484667172), (54, 403889310), (55, 396545868), (60, 363500379), (66, 330454890), (81, 269259540), (90, 242333586), (99, 220303260), (108, 201944655), (110, 198272934), (132, 165227445), (135, 161555724), (162, 134629770), (165, 132181956), (180, 121166793), (198, 110151630), (220, 99136467), (243, 89753180), (270, 80777862), (297, 73434420), (324, 67314885), (330, 66090978), (396, 55075815), (405, 53851908), (486, 44876590), (495, 44060652), (540, 40388931), (594, 36717210), (660, 33045489), (810, 26925954), (891, 24478140), (972, 22438295), (990, 22030326), (1188, 18358605), (1215, 17950636), (1485, 14686884), (1620, 13462977), (1782, 12239070), (1980, 11015163), (2430, 8975318), (2673, 8159380), (2970, 7343442), (3564, 6119535), (4455, 4895628), (4860, 4487659), (5346, 4079690), (5940, 3671721), (8910, 2447814), (10692, 2039845), (13365, 1631876), (17820, 1223907), (26730, 815938), (53460, 407969)]