420720960

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{39841}}^1$

素因数の和:39872

約数の個数: 112

約数和(自身を含む): 1457260992

約数和(自身を除く): 1036540032

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 132, 160, 165, 176, 192, 220, 240, 264, 320, 330, 352, 440, 480, 528, 660, 704, 880, 960, 1056, 1320, 1760, 2112, 2640, 3520, 5280, 10560, 39841, 79682, 119523, 159364, 199205, 239046, 318728, 398410, 438251, 478092, 597615, 637456, 796820, 876502, 956184, 1195230, 1274912, 1314753, 1593640, 1753004, 1912368, 2191255, 2390460, 2549824, 2629506, 3187280, 3506008, 3824736, 4382510, 4780920, 5259012, 6374560, 6573765, 7012016, 7649472, 8765020, 9561840, 10518024, 12749120, 13147530, 14024032, 17530040, 19123680, 21036048, 26295060, 28048064, 35060080, 38247360, 42072096, 52590120, 70120160, 84144192, 105180240, 140240320, 210360480, 420720960]

約数ペア:

[(1, 420720960), (2, 210360480), (3, 140240320), (4, 105180240), (5, 84144192), (6, 70120160), (8, 52590120), (10, 42072096), (11, 38247360), (12, 35060080), (15, 28048064), (16, 26295060), (20, 21036048), (22, 19123680), (24, 17530040), (30, 14024032), (32, 13147530), (33, 12749120), (40, 10518024), (44, 9561840), (48, 8765020), (55, 7649472), (60, 7012016), (64, 6573765), (66, 6374560), (80, 5259012), (88, 4780920), (96, 4382510), (110, 3824736), (120, 3506008), (132, 3187280), (160, 2629506), (165, 2549824), (176, 2390460), (192, 2191255), (220, 1912368), (240, 1753004), (264, 1593640), (320, 1314753), (330, 1274912), (352, 1195230), (440, 956184), (480, 876502), (528, 796820), (660, 637456), (704, 597615), (880, 478092), (960, 438251), (1056, 398410), (1320, 318728), (1760, 239046), (2112, 199205), (2640, 159364), (3520, 119523), (5280, 79682), (10560, 39841)]