398422080

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{19763}}^1$

素因数の和:19793

約数の個数: 168

約数和(自身を含む): 1566257472

約数和(自身を除く): 1167835392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 19763, 20160, 39526, 59289, 79052, 98815, 118578, 138341, 158104, 177867, 197630, 237156, 276682, 296445, 316208, 355734, 395260, 415023, 474312, 553364, 592890, 632416, 691705, 711468, 790520, 830046, 889335, 948624, 1106728, 1185780, 1245069, 1264832, 1383410, 1422936, 1581040, 1660092, 1778670, 1897248, 2075115, 2213456, 2371560, 2490138, 2766820, 2845872, 3162080, 3320184, 3557340, 3794496, 4150230, 4426912, 4743120, 4980276, 5533640, 5691744, 6225345, 6324160, 6640368, 7114680, 8300460, 8853824, 9486240, 9960552, 11067280, 11383488, 12450690, 13280736, 14229360, 16600920, 18972480, 19921104, 22134560, 24901380, 26561472, 28458720, 33201840, 39842208, 44269120, 49802760, 56917440, 66403680, 79684416, 99605520, 132807360, 199211040, 398422080]

約数ペア:

[(1, 398422080), (2, 199211040), (3, 132807360), (4, 99605520), (5, 79684416), (6, 66403680), (7, 56917440), (8, 49802760), (9, 44269120), (10, 39842208), (12, 33201840), (14, 28458720), (15, 26561472), (16, 24901380), (18, 22134560), (20, 19921104), (21, 18972480), (24, 16600920), (28, 14229360), (30, 13280736), (32, 12450690), (35, 11383488), (36, 11067280), (40, 9960552), (42, 9486240), (45, 8853824), (48, 8300460), (56, 7114680), (60, 6640368), (63, 6324160), (64, 6225345), (70, 5691744), (72, 5533640), (80, 4980276), (84, 4743120), (90, 4426912), (96, 4150230), (105, 3794496), (112, 3557340), (120, 3320184), (126, 3162080), (140, 2845872), (144, 2766820), (160, 2490138), (168, 2371560), (180, 2213456), (192, 2075115), (210, 1897248), (224, 1778670), (240, 1660092), (252, 1581040), (280, 1422936), (288, 1383410), (315, 1264832), (320, 1245069), (336, 1185780), (360, 1106728), (420, 948624), (448, 889335), (480, 830046), (504, 790520), (560, 711468), (576, 691705), (630, 632416), (672, 592890), (720, 553364), (840, 474312), (960, 415023), (1008, 395260), (1120, 355734), (1260, 316208), (1344, 296445), (1440, 276682), (1680, 237156), (2016, 197630), (2240, 177867), (2520, 158104), (2880, 138341), (3360, 118578), (4032, 98815), (5040, 79052), (6720, 59289), (10080, 39526), (19763, 20160)]