38430540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{661}}^1$

素因数の和:712

約数の個数: 144

約数和(自身を含む): 130122720

約数和(自身を除く): 91692180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 17, 18, 19, 20, 30, 34, 36, 38, 45, 51, 57, 60, 68, 76, 85, 90, 95, 102, 114, 153, 170, 171, 180, 190, 204, 228, 255, 285, 306, 323, 340, 342, 380, 510, 570, 612, 646, 661, 684, 765, 855, 969, 1020, 1140, 1292, 1322, 1530, 1615, 1710, 1938, 1983, 2644, 2907, 3060, 3230, 3305, 3420, 3876, 3966, 4845, 5814, 5949, 6460, 6610, 7932, 9690, 9915, 11237, 11628, 11898, 12559, 13220, 14535, 19380, 19830, 22474, 23796, 25118, 29070, 29745, 33711, 37677, 39660, 44948, 50236, 56185, 58140, 59490, 62795, 67422, 75354, 101133, 112370, 113031, 118980, 125590, 134844, 150708, 168555, 188385, 202266, 213503, 224740, 226062, 251180, 337110, 376770, 404532, 427006, 452124, 505665, 565155, 640509, 674220, 753540, 854012, 1011330, 1067515, 1130310, 1281018, 1921527, 2022660, 2135030, 2260620, 2562036, 3202545, 3843054, 4270060, 6405090, 7686108, 9607635, 12810180, 19215270, 38430540]

約数ペア:

[(1, 38430540), (2, 19215270), (3, 12810180), (4, 9607635), (5, 7686108), (6, 6405090), (9, 4270060), (10, 3843054), (12, 3202545), (15, 2562036), (17, 2260620), (18, 2135030), (19, 2022660), (20, 1921527), (30, 1281018), (34, 1130310), (36, 1067515), (38, 1011330), (45, 854012), (51, 753540), (57, 674220), (60, 640509), (68, 565155), (76, 505665), (85, 452124), (90, 427006), (95, 404532), (102, 376770), (114, 337110), (153, 251180), (170, 226062), (171, 224740), (180, 213503), (190, 202266), (204, 188385), (228, 168555), (255, 150708), (285, 134844), (306, 125590), (323, 118980), (340, 113031), (342, 112370), (380, 101133), (510, 75354), (570, 67422), (612, 62795), (646, 59490), (661, 58140), (684, 56185), (765, 50236), (855, 44948), (969, 39660), (1020, 37677), (1140, 33711), (1292, 29745), (1322, 29070), (1530, 25118), (1615, 23796), (1710, 22474), (1938, 19830), (1983, 19380), (2644, 14535), (2907, 13220), (3060, 12559), (3230, 11898), (3305, 11628), (3420, 11237), (3876, 9915), (3966, 9690), (4845, 7932), (5814, 6610), (5949, 6460)]