280036080

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2969}}^1$

素因数の和:3119

約数の個数: 120

約数和(自身を含む): 947952720

約数和(自身を除く): 667916640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 131, 144, 180, 240, 262, 360, 393, 524, 655, 720, 786, 1048, 1179, 1310, 1572, 1965, 2096, 2358, 2620, 2969, 3144, 3930, 4716, 5240, 5895, 5938, 6288, 7860, 8907, 9432, 10480, 11790, 11876, 14845, 15720, 17814, 18864, 23580, 23752, 26721, 29690, 31440, 35628, 44535, 47160, 47504, 53442, 59380, 71256, 89070, 94320, 106884, 118760, 133605, 142512, 178140, 213768, 237520, 267210, 356280, 388939, 427536, 534420, 712560, 777878, 1068840, 1166817, 1555756, 1944695, 2137680, 2333634, 3111512, 3500451, 3889390, 4667268, 5834085, 6223024, 7000902, 7778780, 9334536, 11668170, 14001804, 15557560, 17502255, 18669072, 23336340, 28003608, 31115120, 35004510, 46672680, 56007216, 70009020, 93345360, 140018040, 280036080]

約数ペア:

[(1, 280036080), (2, 140018040), (3, 93345360), (4, 70009020), (5, 56007216), (6, 46672680), (8, 35004510), (9, 31115120), (10, 28003608), (12, 23336340), (15, 18669072), (16, 17502255), (18, 15557560), (20, 14001804), (24, 11668170), (30, 9334536), (36, 7778780), (40, 7000902), (45, 6223024), (48, 5834085), (60, 4667268), (72, 3889390), (80, 3500451), (90, 3111512), (120, 2333634), (131, 2137680), (144, 1944695), (180, 1555756), (240, 1166817), (262, 1068840), (360, 777878), (393, 712560), (524, 534420), (655, 427536), (720, 388939), (786, 356280), (1048, 267210), (1179, 237520), (1310, 213768), (1572, 178140), (1965, 142512), (2096, 133605), (2358, 118760), (2620, 106884), (2969, 94320), (3144, 89070), (3930, 71256), (4716, 59380), (5240, 53442), (5895, 47504), (5938, 47160), (6288, 44535), (7860, 35628), (8907, 31440), (9432, 29690), (10480, 26721), (11790, 23752), (11876, 23580), (14845, 18864), (15720, 17814)]