347748240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{206993}}^1$

素因数の和:207016

約数の個数: 80

約数和(自身を含む): 1232028288

約数和(自身を除く): 884280048

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 206993, 413986, 620979, 827972, 1034965, 1241958, 1448951, 1655944, 2069930, 2483916, 2897902, 3104895, 3311888, 4139860, 4346853, 4967832, 5795804, 6209790, 7244755, 8279720, 8693706, 9935664, 11591608, 12419580, 14489510, 16559440, 17387412, 21734265, 23183216, 24839160, 28979020, 34774824, 43468530, 49678320, 57958040, 69549648, 86937060, 115916080, 173874120, 347748240]

約数ペア:

[(1, 347748240), (2, 173874120), (3, 115916080), (4, 86937060), (5, 69549648), (6, 57958040), (7, 49678320), (8, 43468530), (10, 34774824), (12, 28979020), (14, 24839160), (15, 23183216), (16, 21734265), (20, 17387412), (21, 16559440), (24, 14489510), (28, 12419580), (30, 11591608), (35, 9935664), (40, 8693706), (42, 8279720), (48, 7244755), (56, 6209790), (60, 5795804), (70, 4967832), (80, 4346853), (84, 4139860), (105, 3311888), (112, 3104895), (120, 2897902), (140, 2483916), (168, 2069930), (210, 1655944), (240, 1448951), (280, 1241958), (336, 1034965), (420, 827972), (560, 620979), (840, 413986), (1680, 206993)]