2890285440

素因数分解:

$2^7\times 3^1\times 5^1\times 7^1\times {\mathrm{215051}}^1$

素因数の和:215080

約数の個数: 128

約数和(自身を含む): 10528945920

約数和(自身を除く): 7638660480

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, 280, 320, 336, 384, 420, 448, 480, 560, 640, 672, 840, 896, 960, 1120, 1344, 1680, 1920, 2240, 2688, 3360, 4480, 6720, 13440, 215051, 430102, 645153, 860204, 1075255, 1290306, 1505357, 1720408, 2150510, 2580612, 3010714, 3225765, 3440816, 4301020, 4516071, 5161224, 6021428, 6451530, 6881632, 7526785, 8602040, 9032142, 10322448, 12042856, 12903060, 13763264, 15053570, 17204080, 18064284, 20644896, 22580355, 24085712, 25806120, 27526528, 30107140, 34408160, 36128568, 41289792, 45160710, 48171424, 51612240, 60214280, 68816320, 72257136, 82579584, 90321420, 96342848, 103224480, 120428560, 137632640, 144514272, 180642840, 192685696, 206448960, 240857120, 289028544, 361285680, 412897920, 481714240, 578057088, 722571360, 963428480, 1445142720, 2890285440]

約数ペア:

[(1, 2890285440), (2, 1445142720), (3, 963428480), (4, 722571360), (5, 578057088), (6, 481714240), (7, 412897920), (8, 361285680), (10, 289028544), (12, 240857120), (14, 206448960), (15, 192685696), (16, 180642840), (20, 144514272), (21, 137632640), (24, 120428560), (28, 103224480), (30, 96342848), (32, 90321420), (35, 82579584), (40, 72257136), (42, 68816320), (48, 60214280), (56, 51612240), (60, 48171424), (64, 45160710), (70, 41289792), (80, 36128568), (84, 34408160), (96, 30107140), (105, 27526528), (112, 25806120), (120, 24085712), (128, 22580355), (140, 20644896), (160, 18064284), (168, 17204080), (192, 15053570), (210, 13763264), (224, 12903060), (240, 12042856), (280, 10322448), (320, 9032142), (336, 8602040), (384, 7526785), (420, 6881632), (448, 6451530), (480, 6021428), (560, 5161224), (640, 4516071), (672, 4301020), (840, 3440816), (896, 3225765), (960, 3010714), (1120, 2580612), (1344, 2150510), (1680, 1720408), (1920, 1505357), (2240, 1290306), (2688, 1075255), (3360, 860204), (4480, 645153), (6720, 430102), (13440, 215051)]