520040920

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:234

約数の個数: 192

約数和(自身を含む): 1431639360

約数和(自身を除く): 911598440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 37, 40, 49, 56, 70, 71, 74, 98, 101, 140, 142, 148, 185, 196, 202, 245, 259, 280, 284, 296, 355, 370, 392, 404, 490, 497, 505, 518, 568, 707, 710, 740, 808, 980, 994, 1010, 1036, 1295, 1414, 1420, 1480, 1813, 1960, 1988, 2020, 2072, 2485, 2590, 2627, 2828, 2840, 3479, 3535, 3626, 3737, 3976, 4040, 4949, 4970, 5180, 5254, 5656, 6958, 7070, 7171, 7252, 7474, 9065, 9898, 9940, 10360, 10508, 13135, 13916, 14140, 14342, 14504, 14948, 17395, 18130, 18389, 18685, 19796, 19880, 21016, 24745, 26159, 26270, 27832, 28280, 28684, 29896, 34790, 35855, 36260, 36778, 37370, 39592, 49490, 50197, 52318, 52540, 57368, 69580, 71710, 72520, 73556, 74740, 91945, 98980, 100394, 104636, 105080, 128723, 130795, 139160, 143420, 147112, 149480, 183113, 183890, 197960, 200788, 209272, 250985, 257446, 261590, 265327, 286840, 351379, 366226, 367780, 401576, 501970, 514892, 523180, 530654, 643615, 702758, 732452, 735560, 915565, 1003940, 1029784, 1046360, 1061308, 1287230, 1326635, 1405516, 1464904, 1756895, 1831130, 1857289, 2007880, 2122616, 2574460, 2653270, 2811032, 3513790, 3662260, 3714578, 5148920, 5306540, 7027580, 7324520, 7429156, 9286445, 10613080, 13001023, 14055160, 14858312, 18572890, 26002046, 37145780, 52004092, 65005115, 74291560, 104008184, 130010230, 260020460, 520040920]

約数ペア:

[(1, 520040920), (2, 260020460), (4, 130010230), (5, 104008184), (7, 74291560), (8, 65005115), (10, 52004092), (14, 37145780), (20, 26002046), (28, 18572890), (35, 14858312), (37, 14055160), (40, 13001023), (49, 10613080), (56, 9286445), (70, 7429156), (71, 7324520), (74, 7027580), (98, 5306540), (101, 5148920), (140, 3714578), (142, 3662260), (148, 3513790), (185, 2811032), (196, 2653270), (202, 2574460), (245, 2122616), (259, 2007880), (280, 1857289), (284, 1831130), (296, 1756895), (355, 1464904), (370, 1405516), (392, 1326635), (404, 1287230), (490, 1061308), (497, 1046360), (505, 1029784), (518, 1003940), (568, 915565), (707, 735560), (710, 732452), (740, 702758), (808, 643615), (980, 530654), (994, 523180), (1010, 514892), (1036, 501970), (1295, 401576), (1414, 367780), (1420, 366226), (1480, 351379), (1813, 286840), (1960, 265327), (1988, 261590), (2020, 257446), (2072, 250985), (2485, 209272), (2590, 200788), (2627, 197960), (2828, 183890), (2840, 183113), (3479, 149480), (3535, 147112), (3626, 143420), (3737, 139160), (3976, 130795), (4040, 128723), (4949, 105080), (4970, 104636), (5180, 100394), (5254, 98980), (5656, 91945), (6958, 74740), (7070, 73556), (7171, 72520), (7252, 71710), (7474, 69580), (9065, 57368), (9898, 52540), (9940, 52318), (10360, 50197), (10508, 49490), (13135, 39592), (13916, 37370), (14140, 36778), (14342, 36260), (14504, 35855), (14948, 34790), (17395, 29896), (18130, 28684), (18389, 28280), (18685, 27832), (19796, 26270), (19880, 26159), (21016, 24745)]