54321960

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{5879}}^1$

素因数の和:5911

約数の個数: 128

約数和(自身を含む): 203212800

約数和(自身を除く): 148890840

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 11, 12, 14, 15, 20, 21, 22, 24, 28, 30, 33, 35, 40, 42, 44, 55, 56, 60, 66, 70, 77, 84, 88, 105, 110, 120, 132, 140, 154, 165, 168, 210, 220, 231, 264, 280, 308, 330, 385, 420, 440, 462, 616, 660, 770, 840, 924, 1155, 1320, 1540, 1848, 2310, 3080, 4620, 5879, 9240, 11758, 17637, 23516, 29395, 35274, 41153, 47032, 58790, 64669, 70548, 82306, 88185, 117580, 123459, 129338, 141096, 164612, 176370, 194007, 205765, 235160, 246918, 258676, 323345, 329224, 352740, 388014, 411530, 452683, 493836, 517352, 617295, 646690, 705480, 776028, 823060, 905366, 970035, 987672, 1234590, 1293380, 1358049, 1552056, 1646120, 1810732, 1940070, 2263415, 2469180, 2586760, 2716098, 3621464, 3880140, 4526830, 4938360, 5432196, 6790245, 7760280, 9053660, 10864392, 13580490, 18107320, 27160980, 54321960]

約数ペア:

[(1, 54321960), (2, 27160980), (3, 18107320), (4, 13580490), (5, 10864392), (6, 9053660), (7, 7760280), (8, 6790245), (10, 5432196), (11, 4938360), (12, 4526830), (14, 3880140), (15, 3621464), (20, 2716098), (21, 2586760), (22, 2469180), (24, 2263415), (28, 1940070), (30, 1810732), (33, 1646120), (35, 1552056), (40, 1358049), (42, 1293380), (44, 1234590), (55, 987672), (56, 970035), (60, 905366), (66, 823060), (70, 776028), (77, 705480), (84, 646690), (88, 617295), (105, 517352), (110, 493836), (120, 452683), (132, 411530), (140, 388014), (154, 352740), (165, 329224), (168, 323345), (210, 258676), (220, 246918), (231, 235160), (264, 205765), (280, 194007), (308, 176370), (330, 164612), (385, 141096), (420, 129338), (440, 123459), (462, 117580), (616, 88185), (660, 82306), (770, 70548), (840, 64669), (924, 58790), (1155, 47032), (1320, 41153), (1540, 35274), (1848, 29395), (2310, 23516), (3080, 17637), (4620, 11758), (5879, 9240)]