64412640

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1091}}^1$

素因数の和:1153

約数の個数: 144

約数和(自身を含む): 225375696

約数和(自身を除く): 160963056

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 328, 360, 369, 410, 480, 492, 615, 656, 720, 738, 820, 984, 1091, 1230, 1312, 1440, 1476, 1640, 1845, 1968, 2182, 2460, 2952, 3273, 3280, 3690, 3936, 4364, 4920, 5455, 5904, 6546, 6560, 7380, 8728, 9819, 9840, 10910, 11808, 13092, 14760, 16365, 17456, 19638, 19680, 21820, 26184, 29520, 32730, 34912, 39276, 43640, 44731, 49095, 52368, 59040, 65460, 78552, 87280, 89462, 98190, 104736, 130920, 134193, 157104, 174560, 178924, 196380, 223655, 261840, 268386, 314208, 357848, 392760, 402579, 447310, 523680, 536772, 670965, 715696, 785520, 805158, 894620, 1073544, 1341930, 1431392, 1571040, 1610316, 1789240, 2012895, 2147088, 2683860, 3220632, 3578480, 4025790, 4294176, 5367720, 6441264, 7156960, 8051580, 10735440, 12882528, 16103160, 21470880, 32206320, 64412640]

約数ペア:

[(1, 64412640), (2, 32206320), (3, 21470880), (4, 16103160), (5, 12882528), (6, 10735440), (8, 8051580), (9, 7156960), (10, 6441264), (12, 5367720), (15, 4294176), (16, 4025790), (18, 3578480), (20, 3220632), (24, 2683860), (30, 2147088), (32, 2012895), (36, 1789240), (40, 1610316), (41, 1571040), (45, 1431392), (48, 1341930), (60, 1073544), (72, 894620), (80, 805158), (82, 785520), (90, 715696), (96, 670965), (120, 536772), (123, 523680), (144, 447310), (160, 402579), (164, 392760), (180, 357848), (205, 314208), (240, 268386), (246, 261840), (288, 223655), (328, 196380), (360, 178924), (369, 174560), (410, 157104), (480, 134193), (492, 130920), (615, 104736), (656, 98190), (720, 89462), (738, 87280), (820, 78552), (984, 65460), (1091, 59040), (1230, 52368), (1312, 49095), (1440, 44731), (1476, 43640), (1640, 39276), (1845, 34912), (1968, 32730), (2182, 29520), (2460, 26184), (2952, 21820), (3273, 19680), (3280, 19638), (3690, 17456), (3936, 16365), (4364, 14760), (4920, 13092), (5455, 11808), (5904, 10910), (6546, 9840), (6560, 9819), (7380, 8728)]