279133020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{73}}^2\times {\mathrm{97}}^1$

素因数の和:261

約数の個数: 144

約数和(自身を含む): 889549920

約数和(自身を除く): 610416900

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 73, 90, 97, 108, 135, 146, 180, 194, 219, 270, 291, 292, 365, 388, 438, 485, 540, 582, 657, 730, 873, 876, 970, 1095, 1164, 1314, 1455, 1460, 1746, 1940, 1971, 2190, 2619, 2628, 2910, 3285, 3492, 3942, 4365, 4380, 5238, 5329, 5820, 6570, 7081, 7884, 8730, 9855, 10476, 10658, 13095, 13140, 14162, 15987, 17460, 19710, 21243, 21316, 26190, 26645, 28324, 31974, 35405, 39420, 42486, 47961, 52380, 53290, 63729, 63948, 70810, 79935, 84972, 95922, 106215, 106580, 127458, 141620, 143883, 159870, 191187, 191844, 212430, 239805, 254916, 287766, 318645, 319740, 382374, 424860, 479610, 516913, 575532, 637290, 719415, 764748, 955935, 959220, 1033826, 1274580, 1438830, 1550739, 1911870, 2067652, 2584565, 2877660, 3101478, 3823740, 4652217, 5169130, 6202956, 7753695, 9304434, 10338260, 13956651, 15507390, 18608868, 23261085, 27913302, 31014780, 46522170, 55826604, 69783255, 93044340, 139566510, 279133020]

約数ペア:

[(1, 279133020), (2, 139566510), (3, 93044340), (4, 69783255), (5, 55826604), (6, 46522170), (9, 31014780), (10, 27913302), (12, 23261085), (15, 18608868), (18, 15507390), (20, 13956651), (27, 10338260), (30, 9304434), (36, 7753695), (45, 6202956), (54, 5169130), (60, 4652217), (73, 3823740), (90, 3101478), (97, 2877660), (108, 2584565), (135, 2067652), (146, 1911870), (180, 1550739), (194, 1438830), (219, 1274580), (270, 1033826), (291, 959220), (292, 955935), (365, 764748), (388, 719415), (438, 637290), (485, 575532), (540, 516913), (582, 479610), (657, 424860), (730, 382374), (873, 319740), (876, 318645), (970, 287766), (1095, 254916), (1164, 239805), (1314, 212430), (1455, 191844), (1460, 191187), (1746, 159870), (1940, 143883), (1971, 141620), (2190, 127458), (2619, 106580), (2628, 106215), (2910, 95922), (3285, 84972), (3492, 79935), (3942, 70810), (4365, 63948), (4380, 63729), (5238, 53290), (5329, 52380), (5820, 47961), (6570, 42486), (7081, 39420), (7884, 35405), (8730, 31974), (9855, 28324), (10476, 26645), (10658, 26190), (13095, 21316), (13140, 21243), (14162, 19710), (15987, 17460)]