64760640

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{419}}^1$

素因数の和:469

約数の個数: 224

約数和(自身を含む): 245790720

約数和(自身を除く): 181030080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 23, 24, 28, 30, 32, 35, 40, 42, 46, 48, 56, 60, 64, 69, 70, 80, 84, 92, 96, 105, 112, 115, 120, 138, 140, 160, 161, 168, 184, 192, 210, 224, 230, 240, 276, 280, 320, 322, 336, 345, 368, 419, 420, 448, 460, 480, 483, 552, 560, 644, 672, 690, 736, 805, 838, 840, 920, 960, 966, 1104, 1120, 1257, 1288, 1344, 1380, 1472, 1610, 1676, 1680, 1840, 1932, 2095, 2208, 2240, 2415, 2514, 2576, 2760, 2933, 3220, 3352, 3360, 3680, 3864, 4190, 4416, 4830, 5028, 5152, 5520, 5866, 6285, 6440, 6704, 6720, 7360, 7728, 8380, 8799, 9637, 9660, 10056, 10304, 11040, 11732, 12570, 12880, 13408, 14665, 15456, 16760, 17598, 19274, 19320, 20112, 22080, 23464, 25140, 25760, 26816, 28911, 29330, 30912, 33520, 35196, 38548, 38640, 40224, 43995, 46928, 48185, 50280, 51520, 57822, 58660, 67040, 67459, 70392, 77096, 77280, 80448, 87990, 93856, 96370, 100560, 115644, 117320, 134080, 134918, 140784, 144555, 154192, 154560, 175980, 187712, 192740, 201120, 202377, 231288, 234640, 269836, 281568, 289110, 308384, 337295, 351960, 385480, 402240, 404754, 462576, 469280, 539672, 563136, 578220, 616768, 674590, 703920, 770960, 809508, 925152, 938560, 1011885, 1079344, 1156440, 1349180, 1407840, 1541920, 1619016, 1850304, 2023770, 2158688, 2312880, 2698360, 2815680, 3083840, 3238032, 4047540, 4317376, 4625760, 5396720, 6476064, 8095080, 9251520, 10793440, 12952128, 16190160, 21586880, 32380320, 64760640]

約数ペア:

[(1, 64760640), (2, 32380320), (3, 21586880), (4, 16190160), (5, 12952128), (6, 10793440), (7, 9251520), (8, 8095080), (10, 6476064), (12, 5396720), (14, 4625760), (15, 4317376), (16, 4047540), (20, 3238032), (21, 3083840), (23, 2815680), (24, 2698360), (28, 2312880), (30, 2158688), (32, 2023770), (35, 1850304), (40, 1619016), (42, 1541920), (46, 1407840), (48, 1349180), (56, 1156440), (60, 1079344), (64, 1011885), (69, 938560), (70, 925152), (80, 809508), (84, 770960), (92, 703920), (96, 674590), (105, 616768), (112, 578220), (115, 563136), (120, 539672), (138, 469280), (140, 462576), (160, 404754), (161, 402240), (168, 385480), (184, 351960), (192, 337295), (210, 308384), (224, 289110), (230, 281568), (240, 269836), (276, 234640), (280, 231288), (320, 202377), (322, 201120), (336, 192740), (345, 187712), (368, 175980), (419, 154560), (420, 154192), (448, 144555), (460, 140784), (480, 134918), (483, 134080), (552, 117320), (560, 115644), (644, 100560), (672, 96370), (690, 93856), (736, 87990), (805, 80448), (838, 77280), (840, 77096), (920, 70392), (960, 67459), (966, 67040), (1104, 58660), (1120, 57822), (1257, 51520), (1288, 50280), (1344, 48185), (1380, 46928), (1472, 43995), (1610, 40224), (1676, 38640), (1680, 38548), (1840, 35196), (1932, 33520), (2095, 30912), (2208, 29330), (2240, 28911), (2415, 26816), (2514, 25760), (2576, 25140), (2760, 23464), (2933, 22080), (3220, 20112), (3352, 19320), (3360, 19274), (3680, 17598), (3864, 16760), (4190, 15456), (4416, 14665), (4830, 13408), (5028, 12880), (5152, 12570), (5520, 11732), (5866, 11040), (6285, 10304), (6440, 10056), (6704, 9660), (6720, 9637), (7360, 8799), (7728, 8380)]