1680474720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{887}}^1\times {\mathrm{3947}}^1$

素因数の和:4852

約数の個数: 96

約数和(自身を含む): 5300805888

約数和(自身を除く): 3620331168

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 887, 1774, 2661, 3548, 3947, 4435, 5322, 7096, 7894, 8870, 10644, 11841, 13305, 14192, 15788, 17740, 19735, 21288, 23682, 26610, 28384, 31576, 35480, 39470, 42576, 47364, 53220, 59205, 63152, 70960, 78940, 85152, 94728, 106440, 118410, 126304, 141920, 157880, 189456, 212880, 236820, 315760, 378912, 425760, 473640, 631520, 947280, 1894560, 3500989, 7001978, 10502967, 14003956, 17504945, 21005934, 28007912, 35009890, 42011868, 52514835, 56015824, 70019780, 84023736, 105029670, 112031648, 140039560, 168047472, 210059340, 280079120, 336094944, 420118680, 560158240, 840237360, 1680474720]

約数ペア:

[(1, 1680474720), (2, 840237360), (3, 560158240), (4, 420118680), (5, 336094944), (6, 280079120), (8, 210059340), (10, 168047472), (12, 140039560), (15, 112031648), (16, 105029670), (20, 84023736), (24, 70019780), (30, 56015824), (32, 52514835), (40, 42011868), (48, 35009890), (60, 28007912), (80, 21005934), (96, 17504945), (120, 14003956), (160, 10502967), (240, 7001978), (480, 3500989), (887, 1894560), (1774, 947280), (2661, 631520), (3548, 473640), (3947, 425760), (4435, 378912), (5322, 315760), (7096, 236820), (7894, 212880), (8870, 189456), (10644, 157880), (11841, 141920), (13305, 126304), (14192, 118410), (15788, 106440), (17740, 94728), (19735, 85152), (21288, 78940), (23682, 70960), (26610, 63152), (28384, 59205), (31576, 53220), (35480, 47364), (39470, 42576)]