38655540

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2789}}^1$

素因数の和:2822

約数の個数: 144

約数和(自身を含む): 146240640

約数和(自身を除く): 107585100

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 11, 12, 14, 15, 18, 20, 21, 22, 28, 30, 33, 35, 36, 42, 44, 45, 55, 60, 63, 66, 70, 77, 84, 90, 99, 105, 110, 126, 132, 140, 154, 165, 180, 198, 210, 220, 231, 252, 308, 315, 330, 385, 396, 420, 462, 495, 630, 660, 693, 770, 924, 990, 1155, 1260, 1386, 1540, 1980, 2310, 2772, 2789, 3465, 4620, 5578, 6930, 8367, 11156, 13860, 13945, 16734, 19523, 25101, 27890, 30679, 33468, 39046, 41835, 50202, 55780, 58569, 61358, 78092, 83670, 92037, 97615, 100404, 117138, 122716, 125505, 153395, 167340, 175707, 184074, 195230, 214753, 234276, 251010, 276111, 292845, 306790, 351414, 368148, 390460, 429506, 460185, 502020, 552222, 585690, 613580, 644259, 702828, 859012, 878535, 920370, 1073765, 1104444, 1171380, 1288518, 1380555, 1757070, 1840740, 1932777, 2147530, 2577036, 2761110, 3221295, 3514140, 3865554, 4295060, 5522220, 6442590, 7731108, 9663885, 12885180, 19327770, 38655540]

約数ペア:

[(1, 38655540), (2, 19327770), (3, 12885180), (4, 9663885), (5, 7731108), (6, 6442590), (7, 5522220), (9, 4295060), (10, 3865554), (11, 3514140), (12, 3221295), (14, 2761110), (15, 2577036), (18, 2147530), (20, 1932777), (21, 1840740), (22, 1757070), (28, 1380555), (30, 1288518), (33, 1171380), (35, 1104444), (36, 1073765), (42, 920370), (44, 878535), (45, 859012), (55, 702828), (60, 644259), (63, 613580), (66, 585690), (70, 552222), (77, 502020), (84, 460185), (90, 429506), (99, 390460), (105, 368148), (110, 351414), (126, 306790), (132, 292845), (140, 276111), (154, 251010), (165, 234276), (180, 214753), (198, 195230), (210, 184074), (220, 175707), (231, 167340), (252, 153395), (308, 125505), (315, 122716), (330, 117138), (385, 100404), (396, 97615), (420, 92037), (462, 83670), (495, 78092), (630, 61358), (660, 58569), (693, 55780), (770, 50202), (924, 41835), (990, 39046), (1155, 33468), (1260, 30679), (1386, 27890), (1540, 25101), (1980, 19523), (2310, 16734), (2772, 13945), (2789, 13860), (3465, 11156), (4620, 8367), (5578, 6930)]