128937480

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1$

素因数の和:196

約数の個数: 256

約数和(自身を含む): 470016000

約数和(自身を除く): 341078520

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 67, 70, 79, 84, 87, 105, 116, 120, 134, 140, 145, 158, 168, 174, 201, 203, 210, 232, 237, 268, 280, 290, 316, 335, 348, 395, 402, 406, 420, 435, 469, 474, 536, 553, 580, 609, 632, 670, 696, 790, 804, 812, 840, 870, 938, 948, 1005, 1015, 1106, 1160, 1185, 1218, 1340, 1407, 1580, 1608, 1624, 1659, 1740, 1876, 1896, 1943, 2010, 2030, 2212, 2291, 2345, 2370, 2436, 2680, 2765, 2814, 3045, 3160, 3318, 3480, 3752, 3886, 4020, 4060, 4424, 4582, 4690, 4740, 4872, 5293, 5530, 5628, 5829, 6090, 6636, 6873, 7035, 7772, 8040, 8120, 8295, 9164, 9380, 9480, 9715, 10586, 11060, 11256, 11455, 11658, 12180, 13272, 13601, 13746, 14070, 15544, 15879, 16037, 16590, 18328, 18760, 19430, 21172, 22120, 22910, 23316, 24360, 26465, 27202, 27492, 28140, 29145, 31758, 32074, 33180, 34365, 37051, 38860, 40803, 42344, 45820, 46632, 48111, 52930, 54404, 54984, 56280, 58290, 63516, 64148, 66360, 68005, 68730, 74102, 77720, 79395, 80185, 81606, 91640, 96222, 105860, 108808, 111153, 116580, 127032, 128296, 136010, 137460, 148204, 153497, 158790, 160370, 163212, 185255, 192444, 204015, 211720, 222306, 233160, 240555, 272020, 274920, 296408, 306994, 317580, 320740, 326424, 370510, 384888, 408030, 444612, 460491, 481110, 544040, 555765, 613988, 635160, 641480, 741020, 767485, 816060, 889224, 920982, 962220, 1074479, 1111530, 1227976, 1482040, 1534970, 1632120, 1841964, 1924440, 2148958, 2223060, 2302455, 3069940, 3223437, 3683928, 4297916, 4446120, 4604910, 5372395, 6139880, 6446874, 8595832, 9209820, 10744790, 12893748, 16117185, 18419640, 21489580, 25787496, 32234370, 42979160, 64468740, 128937480]

約数ペア:

[(1, 128937480), (2, 64468740), (3, 42979160), (4, 32234370), (5, 25787496), (6, 21489580), (7, 18419640), (8, 16117185), (10, 12893748), (12, 10744790), (14, 9209820), (15, 8595832), (20, 6446874), (21, 6139880), (24, 5372395), (28, 4604910), (29, 4446120), (30, 4297916), (35, 3683928), (40, 3223437), (42, 3069940), (56, 2302455), (58, 2223060), (60, 2148958), (67, 1924440), (70, 1841964), (79, 1632120), (84, 1534970), (87, 1482040), (105, 1227976), (116, 1111530), (120, 1074479), (134, 962220), (140, 920982), (145, 889224), (158, 816060), (168, 767485), (174, 741020), (201, 641480), (203, 635160), (210, 613988), (232, 555765), (237, 544040), (268, 481110), (280, 460491), (290, 444612), (316, 408030), (335, 384888), (348, 370510), (395, 326424), (402, 320740), (406, 317580), (420, 306994), (435, 296408), (469, 274920), (474, 272020), (536, 240555), (553, 233160), (580, 222306), (609, 211720), (632, 204015), (670, 192444), (696, 185255), (790, 163212), (804, 160370), (812, 158790), (840, 153497), (870, 148204), (938, 137460), (948, 136010), (1005, 128296), (1015, 127032), (1106, 116580), (1160, 111153), (1185, 108808), (1218, 105860), (1340, 96222), (1407, 91640), (1580, 81606), (1608, 80185), (1624, 79395), (1659, 77720), (1740, 74102), (1876, 68730), (1896, 68005), (1943, 66360), (2010, 64148), (2030, 63516), (2212, 58290), (2291, 56280), (2345, 54984), (2370, 54404), (2436, 52930), (2680, 48111), (2765, 46632), (2814, 45820), (3045, 42344), (3160, 40803), (3318, 38860), (3480, 37051), (3752, 34365), (3886, 33180), (4020, 32074), (4060, 31758), (4424, 29145), (4582, 28140), (4690, 27492), (4740, 27202), (4872, 26465), (5293, 24360), (5530, 23316), (5628, 22910), (5829, 22120), (6090, 21172), (6636, 19430), (6873, 18760), (7035, 18328), (7772, 16590), (8040, 16037), (8120, 15879), (8295, 15544), (9164, 14070), (9380, 13746), (9480, 13601), (9715, 13272), (10586, 12180), (11060, 11658), (11256, 11455)]