87320940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^3\times {\mathrm{4243}}^1$

素因数の和:4276

約数の個数: 96

約数和(自身を含む): 285196800

約数和(自身を除く): 197875860

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 343, 420, 490, 588, 686, 735, 980, 1029, 1372, 1470, 1715, 2058, 2940, 3430, 4116, 4243, 5145, 6860, 8486, 10290, 12729, 16972, 20580, 21215, 25458, 29701, 42430, 50916, 59402, 63645, 84860, 89103, 118804, 127290, 148505, 178206, 207907, 254580, 297010, 356412, 415814, 445515, 594020, 623721, 831628, 891030, 1039535, 1247442, 1455349, 1782060, 2079070, 2494884, 2910698, 3118605, 4158140, 4366047, 5821396, 6237210, 7276745, 8732094, 12474420, 14553490, 17464188, 21830235, 29106980, 43660470, 87320940]

約数ペア:

[(1, 87320940), (2, 43660470), (3, 29106980), (4, 21830235), (5, 17464188), (6, 14553490), (7, 12474420), (10, 8732094), (12, 7276745), (14, 6237210), (15, 5821396), (20, 4366047), (21, 4158140), (28, 3118605), (30, 2910698), (35, 2494884), (42, 2079070), (49, 1782060), (60, 1455349), (70, 1247442), (84, 1039535), (98, 891030), (105, 831628), (140, 623721), (147, 594020), (196, 445515), (210, 415814), (245, 356412), (294, 297010), (343, 254580), (420, 207907), (490, 178206), (588, 148505), (686, 127290), (735, 118804), (980, 89103), (1029, 84860), (1372, 63645), (1470, 59402), (1715, 50916), (2058, 42430), (2940, 29701), (3430, 25458), (4116, 21215), (4243, 20580), (5145, 16972), (6860, 12729), (8486, 10290)]