28008960

素因数分解:

$2^9\times 3^1\times 5^1\times 7^1\times {\mathrm{521}}^1$

素因数の和:554

約数の個数: 160

約数和(自身を含む): 102529152

約数和(自身を除く): 74520192

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 521, 560, 640, 672, 768, 840, 896, 960, 1042, 1120, 1280, 1344, 1536, 1563, 1680, 1792, 1920, 2084, 2240, 2560, 2605, 2688, 3126, 3360, 3584, 3647, 3840, 4168, 4480, 5210, 5376, 6252, 6720, 7294, 7680, 7815, 8336, 8960, 10420, 10752, 10941, 12504, 13440, 14588, 15630, 16672, 17920, 18235, 20840, 21882, 25008, 26880, 29176, 31260, 33344, 36470, 41680, 43764, 50016, 53760, 54705, 58352, 62520, 66688, 72940, 83360, 87528, 100032, 109410, 116704, 125040, 133376, 145880, 166720, 175056, 200064, 218820, 233408, 250080, 266752, 291760, 333440, 350112, 400128, 437640, 466816, 500160, 583520, 666880, 700224, 800256, 875280, 933632, 1000320, 1167040, 1333760, 1400448, 1750560, 1867264, 2000640, 2334080, 2800896, 3501120, 4001280, 4668160, 5601792, 7002240, 9336320, 14004480, 28008960]

約数ペア:

[(1, 28008960), (2, 14004480), (3, 9336320), (4, 7002240), (5, 5601792), (6, 4668160), (7, 4001280), (8, 3501120), (10, 2800896), (12, 2334080), (14, 2000640), (15, 1867264), (16, 1750560), (20, 1400448), (21, 1333760), (24, 1167040), (28, 1000320), (30, 933632), (32, 875280), (35, 800256), (40, 700224), (42, 666880), (48, 583520), (56, 500160), (60, 466816), (64, 437640), (70, 400128), (80, 350112), (84, 333440), (96, 291760), (105, 266752), (112, 250080), (120, 233408), (128, 218820), (140, 200064), (160, 175056), (168, 166720), (192, 145880), (210, 133376), (224, 125040), (240, 116704), (256, 109410), (280, 100032), (320, 87528), (336, 83360), (384, 72940), (420, 66688), (448, 62520), (480, 58352), (512, 54705), (521, 53760), (560, 50016), (640, 43764), (672, 41680), (768, 36470), (840, 33344), (896, 31260), (960, 29176), (1042, 26880), (1120, 25008), (1280, 21882), (1344, 20840), (1536, 18235), (1563, 17920), (1680, 16672), (1792, 15630), (1920, 14588), (2084, 13440), (2240, 12504), (2560, 10941), (2605, 10752), (2688, 10420), (3126, 8960), (3360, 8336), (3584, 7815), (3647, 7680), (3840, 7294), (4168, 6720), (4480, 6252), (5210, 5376)]