487238640

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{290023}}^1$

素因数の和:290046

約数の個数: 80

約数和(自身を含む): 1726222848

約数和(自身を除く): 1238984208

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, 290023, 580046, 870069, 1160092, 1450115, 1740138, 2030161, 2320184, 2900230, 3480276, 4060322, 4350345, 4640368, 5800460, 6090483, 6960552, 8120644, 8700690, 10150805, 11600920, 12180966, 13921104, 16241288, 17401380, 20301610, 23201840, 24361932, 30452415, 32482576, 34802760, 40603220, 48723864, 60904830, 69605520, 81206440, 97447728, 121809660, 162412880, 243619320, 487238640]

約数ペア:

[(1, 487238640), (2, 243619320), (3, 162412880), (4, 121809660), (5, 97447728), (6, 81206440), (7, 69605520), (8, 60904830), (10, 48723864), (12, 40603220), (14, 34802760), (15, 32482576), (16, 30452415), (20, 24361932), (21, 23201840), (24, 20301610), (28, 17401380), (30, 16241288), (35, 13921104), (40, 12180966), (42, 11600920), (48, 10150805), (56, 8700690), (60, 8120644), (70, 6960552), (80, 6090483), (84, 5800460), (105, 4640368), (112, 4350345), (120, 4060322), (140, 3480276), (168, 2900230), (210, 2320184), (240, 2030161), (280, 1740138), (336, 1450115), (420, 1160092), (560, 870069), (840, 580046), (1680, 290023)]