221623440

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{11689}}^1$

素因数の和:11784

約数の個数: 80

約数和(自身を含む): 695788800

約数和(自身を除く): 474165360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 79, 80, 120, 158, 237, 240, 316, 395, 474, 632, 790, 948, 1185, 1264, 1580, 1896, 2370, 3160, 3792, 4740, 6320, 9480, 11689, 18960, 23378, 35067, 46756, 58445, 70134, 93512, 116890, 140268, 175335, 187024, 233780, 280536, 350670, 467560, 561072, 701340, 923431, 935120, 1402680, 1846862, 2770293, 2805360, 3693724, 4617155, 5540586, 7387448, 9234310, 11081172, 13851465, 14774896, 18468620, 22162344, 27702930, 36937240, 44324688, 55405860, 73874480, 110811720, 221623440]

約数ペア:

[(1, 221623440), (2, 110811720), (3, 73874480), (4, 55405860), (5, 44324688), (6, 36937240), (8, 27702930), (10, 22162344), (12, 18468620), (15, 14774896), (16, 13851465), (20, 11081172), (24, 9234310), (30, 7387448), (40, 5540586), (48, 4617155), (60, 3693724), (79, 2805360), (80, 2770293), (120, 1846862), (158, 1402680), (237, 935120), (240, 923431), (316, 701340), (395, 561072), (474, 467560), (632, 350670), (790, 280536), (948, 233780), (1185, 187024), (1264, 175335), (1580, 140268), (1896, 116890), (2370, 93512), (3160, 70134), (3792, 58445), (4740, 46756), (6320, 35067), (9480, 23378), (11689, 18960)]