290729040

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{173053}}^1$

素因数の和:173076

約数の個数: 80

約数和(自身を含む): 1030017408

約数和(自身を除く): 739288368

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 840, 1680, 173053, 346106, 519159, 692212, 865265, 1038318, 1211371, 1384424, 1730530, 2076636, 2422742, 2595795, 2768848, 3461060, 3634113, 4153272, 4845484, 5191590, 6056855, 6922120, 7268226, 8306544, 9690968, 10383180, 12113710, 13844240, 14536452, 18170565, 19381936, 20766360, 24227420, 29072904, 36341130, 41532720, 48454840, 58145808, 72682260, 96909680, 145364520, 290729040]

約数ペア:

[(1, 290729040), (2, 145364520), (3, 96909680), (4, 72682260), (5, 58145808), (6, 48454840), (7, 41532720), (8, 36341130), (10, 29072904), (12, 24227420), (14, 20766360), (15, 19381936), (16, 18170565), (20, 14536452), (21, 13844240), (24, 12113710), (28, 10383180), (30, 9690968), (35, 8306544), (40, 7268226), (42, 6922120), (48, 6056855), (56, 5191590), (60, 4845484), (70, 4153272), (80, 3634113), (84, 3461060), (105, 2768848), (112, 2595795), (120, 2422742), (140, 2076636), (168, 1730530), (210, 1384424), (240, 1211371), (280, 1038318), (336, 865265), (420, 692212), (560, 519159), (840, 346106), (1680, 173053)]