1289521440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{269}}^1\times {\mathrm{3329}}^1$

素因数の和:3619

約数の個数: 144

約数和(自身を含む): 4418177400

約数和(自身を除く): 3128655960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 269, 288, 360, 480, 538, 720, 807, 1076, 1345, 1440, 1614, 2152, 2421, 2690, 3228, 3329, 4035, 4304, 4842, 5380, 6456, 6658, 8070, 8608, 9684, 9987, 10760, 12105, 12912, 13316, 16140, 16645, 19368, 19974, 21520, 24210, 25824, 26632, 29961, 32280, 33290, 38736, 39948, 43040, 48420, 49935, 53264, 59922, 64560, 66580, 77472, 79896, 96840, 99870, 106528, 119844, 129120, 133160, 149805, 159792, 193680, 199740, 239688, 266320, 299610, 319584, 387360, 399480, 479376, 532640, 599220, 798960, 895501, 958752, 1198440, 1597920, 1791002, 2396880, 2686503, 3582004, 4477505, 4793760, 5373006, 7164008, 8059509, 8955010, 10746012, 13432515, 14328016, 16119018, 17910020, 21492024, 26865030, 28656032, 32238036, 35820040, 40297545, 42984048, 53730060, 64476072, 71640080, 80595090, 85968096, 107460120, 128952144, 143280160, 161190180, 214920240, 257904288, 322380360, 429840480, 644760720, 1289521440]

約数ペア:

[(1, 1289521440), (2, 644760720), (3, 429840480), (4, 322380360), (5, 257904288), (6, 214920240), (8, 161190180), (9, 143280160), (10, 128952144), (12, 107460120), (15, 85968096), (16, 80595090), (18, 71640080), (20, 64476072), (24, 53730060), (30, 42984048), (32, 40297545), (36, 35820040), (40, 32238036), (45, 28656032), (48, 26865030), (60, 21492024), (72, 17910020), (80, 16119018), (90, 14328016), (96, 13432515), (120, 10746012), (144, 8955010), (160, 8059509), (180, 7164008), (240, 5373006), (269, 4793760), (288, 4477505), (360, 3582004), (480, 2686503), (538, 2396880), (720, 1791002), (807, 1597920), (1076, 1198440), (1345, 958752), (1440, 895501), (1614, 798960), (2152, 599220), (2421, 532640), (2690, 479376), (3228, 399480), (3329, 387360), (4035, 319584), (4304, 299610), (4842, 266320), (5380, 239688), (6456, 199740), (6658, 193680), (8070, 159792), (8608, 149805), (9684, 133160), (9987, 129120), (10760, 119844), (12105, 106528), (12912, 99870), (13316, 96840), (16140, 79896), (16645, 77472), (19368, 66580), (19974, 64560), (21520, 59922), (24210, 53264), (25824, 49935), (26632, 48420), (29961, 43040), (32280, 39948), (33290, 38736)]