72444120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{86243}}^1$

素因数の和:86264

約数の個数: 64

約数和(自身を含む): 248382720

約数和(自身を除く): 175938600

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 86243, 172486, 258729, 344972, 431215, 517458, 603701, 689944, 862430, 1034916, 1207402, 1293645, 1724860, 1811103, 2069832, 2414804, 2587290, 3018505, 3449720, 3622206, 4829608, 5174580, 6037010, 7244412, 9055515, 10349160, 12074020, 14488824, 18111030, 24148040, 36222060, 72444120]

約数ペア:

[(1, 72444120), (2, 36222060), (3, 24148040), (4, 18111030), (5, 14488824), (6, 12074020), (7, 10349160), (8, 9055515), (10, 7244412), (12, 6037010), (14, 5174580), (15, 4829608), (20, 3622206), (21, 3449720), (24, 3018505), (28, 2587290), (30, 2414804), (35, 2069832), (40, 1811103), (42, 1724860), (56, 1293645), (60, 1207402), (70, 1034916), (84, 862430), (105, 689944), (120, 603701), (140, 517458), (168, 431215), (210, 344972), (280, 258729), (420, 172486), (840, 86243)]