1819382220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1\times {\mathrm{1973}}^1$

素因数の和:2144

約数の個数: 144

約数和(自身を含む): 5690805120

約数和(自身を除く): 3871422900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 47, 60, 90, 94, 109, 141, 180, 188, 218, 235, 282, 327, 423, 436, 470, 545, 564, 654, 705, 846, 940, 981, 1090, 1308, 1410, 1635, 1692, 1962, 1973, 2115, 2180, 2820, 3270, 3924, 3946, 4230, 4905, 5123, 5919, 6540, 7892, 8460, 9810, 9865, 10246, 11838, 15369, 17757, 19620, 19730, 20492, 23676, 25615, 29595, 30738, 35514, 39460, 46107, 51230, 59190, 61476, 71028, 76845, 88785, 92214, 92731, 102460, 118380, 153690, 177570, 184428, 185462, 215057, 230535, 278193, 307380, 355140, 370924, 430114, 461070, 463655, 556386, 645171, 834579, 860228, 922140, 927310, 1075285, 1112772, 1290342, 1390965, 1669158, 1854620, 1935513, 2150570, 2580684, 2781930, 3225855, 3338316, 3871026, 4172895, 4301140, 5563860, 6451710, 7742052, 8345790, 9677565, 10107679, 12903420, 16691580, 19355130, 20215358, 30323037, 38710260, 40430716, 50538395, 60646074, 90969111, 101076790, 121292148, 151615185, 181938222, 202153580, 303230370, 363876444, 454845555, 606460740, 909691110, 1819382220]

約数ペア:

[(1, 1819382220), (2, 909691110), (3, 606460740), (4, 454845555), (5, 363876444), (6, 303230370), (9, 202153580), (10, 181938222), (12, 151615185), (15, 121292148), (18, 101076790), (20, 90969111), (30, 60646074), (36, 50538395), (45, 40430716), (47, 38710260), (60, 30323037), (90, 20215358), (94, 19355130), (109, 16691580), (141, 12903420), (180, 10107679), (188, 9677565), (218, 8345790), (235, 7742052), (282, 6451710), (327, 5563860), (423, 4301140), (436, 4172895), (470, 3871026), (545, 3338316), (564, 3225855), (654, 2781930), (705, 2580684), (846, 2150570), (940, 1935513), (981, 1854620), (1090, 1669158), (1308, 1390965), (1410, 1290342), (1635, 1112772), (1692, 1075285), (1962, 927310), (1973, 922140), (2115, 860228), (2180, 834579), (2820, 645171), (3270, 556386), (3924, 463655), (3946, 461070), (4230, 430114), (4905, 370924), (5123, 355140), (5919, 307380), (6540, 278193), (7892, 230535), (8460, 215057), (9810, 185462), (9865, 184428), (10246, 177570), (11838, 153690), (15369, 118380), (17757, 102460), (19620, 92731), (19730, 92214), (20492, 88785), (23676, 76845), (25615, 71028), (29595, 61476), (30738, 59190), (35514, 51230), (39460, 46107)]