281403360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{27917}}^1$

素因数の和:27945

約数の個数: 144

約数和(自身を含む): 1097512416

約数和(自身を除く): 816109056

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 27917, 55834, 83751, 111668, 139585, 167502, 195419, 223336, 251253, 279170, 335004, 390838, 418755, 446672, 502506, 558340, 586257, 670008, 781676, 837510, 893344, 977095, 1005012, 1116680, 1172514, 1256265, 1340016, 1563352, 1675020, 1758771, 1954190, 2010024, 2233360, 2345028, 2512530, 2680032, 2931285, 3126704, 3350040, 3517542, 3908380, 4020048, 4466720, 4690056, 5025060, 5862570, 6253408, 6700080, 7035084, 7816760, 8040096, 8793855, 9380112, 10050120, 11725140, 13400160, 14070168, 15633520, 17587710, 18760224, 20100240, 23450280, 28140336, 31267040, 35175420, 40200480, 46900560, 56280672, 70350840, 93801120, 140701680, 281403360]

約数ペア:

[(1, 281403360), (2, 140701680), (3, 93801120), (4, 70350840), (5, 56280672), (6, 46900560), (7, 40200480), (8, 35175420), (9, 31267040), (10, 28140336), (12, 23450280), (14, 20100240), (15, 18760224), (16, 17587710), (18, 15633520), (20, 14070168), (21, 13400160), (24, 11725140), (28, 10050120), (30, 9380112), (32, 8793855), (35, 8040096), (36, 7816760), (40, 7035084), (42, 6700080), (45, 6253408), (48, 5862570), (56, 5025060), (60, 4690056), (63, 4466720), (70, 4020048), (72, 3908380), (80, 3517542), (84, 3350040), (90, 3126704), (96, 2931285), (105, 2680032), (112, 2512530), (120, 2345028), (126, 2233360), (140, 2010024), (144, 1954190), (160, 1758771), (168, 1675020), (180, 1563352), (210, 1340016), (224, 1256265), (240, 1172514), (252, 1116680), (280, 1005012), (288, 977095), (315, 893344), (336, 837510), (360, 781676), (420, 670008), (480, 586257), (504, 558340), (560, 502506), (630, 446672), (672, 418755), (720, 390838), (840, 335004), (1008, 279170), (1120, 251253), (1260, 223336), (1440, 195419), (1680, 167502), (2016, 139585), (2520, 111668), (3360, 83751), (5040, 55834), (10080, 27917)]