217416720

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{503}}^1\times {\mathrm{1801}}^1$

素因数の和:2320

約数の個数: 80

約数和(自身を含む): 675706752

約数和(自身を除く): 458290032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 503, 1006, 1509, 1801, 2012, 2515, 3018, 3602, 4024, 5030, 5403, 6036, 7204, 7545, 8048, 9005, 10060, 10806, 12072, 14408, 15090, 18010, 20120, 21612, 24144, 27015, 28816, 30180, 36020, 40240, 43224, 54030, 60360, 72040, 86448, 108060, 120720, 144080, 216120, 432240, 905903, 1811806, 2717709, 3623612, 4529515, 5435418, 7247224, 9059030, 10870836, 13588545, 14494448, 18118060, 21741672, 27177090, 36236120, 43483344, 54354180, 72472240, 108708360, 217416720]

約数ペア:

[(1, 217416720), (2, 108708360), (3, 72472240), (4, 54354180), (5, 43483344), (6, 36236120), (8, 27177090), (10, 21741672), (12, 18118060), (15, 14494448), (16, 13588545), (20, 10870836), (24, 9059030), (30, 7247224), (40, 5435418), (48, 4529515), (60, 3623612), (80, 2717709), (120, 1811806), (240, 905903), (503, 432240), (1006, 216120), (1509, 144080), (1801, 120720), (2012, 108060), (2515, 86448), (3018, 72040), (3602, 60360), (4024, 54030), (5030, 43224), (5403, 40240), (6036, 36020), (7204, 30180), (7545, 28816), (8048, 27015), (9005, 24144), (10060, 21612), (10806, 20120), (12072, 18010), (14408, 15090)]