1989103680

素因数分解:

$2^6\times 3^2\times 5^1\times {\mathrm{690661}}^1$

素因数の和:690684

約数の個数: 84

約数和(自身を含む): 6841697772

約数和(自身を除く): 4852594092

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 144, 160, 180, 192, 240, 288, 320, 360, 480, 576, 720, 960, 1440, 2880, 690661, 1381322, 2071983, 2762644, 3453305, 4143966, 5525288, 6215949, 6906610, 8287932, 10359915, 11050576, 12431898, 13813220, 16575864, 20719830, 22101152, 24863796, 27626440, 31079745, 33151728, 41439660, 44202304, 49727592, 55252880, 62159490, 66303456, 82879320, 99455184, 110505760, 124318980, 132606912, 165758640, 198910368, 221011520, 248637960, 331517280, 397820736, 497275920, 663034560, 994551840, 1989103680]

約数ペア:

[(1, 1989103680), (2, 994551840), (3, 663034560), (4, 497275920), (5, 397820736), (6, 331517280), (8, 248637960), (9, 221011520), (10, 198910368), (12, 165758640), (15, 132606912), (16, 124318980), (18, 110505760), (20, 99455184), (24, 82879320), (30, 66303456), (32, 62159490), (36, 55252880), (40, 49727592), (45, 44202304), (48, 41439660), (60, 33151728), (64, 31079745), (72, 27626440), (80, 24863796), (90, 22101152), (96, 20719830), (120, 16575864), (144, 13813220), (160, 12431898), (180, 11050576), (192, 10359915), (240, 8287932), (288, 6906610), (320, 6215949), (360, 5525288), (480, 4143966), (576, 3453305), (720, 2762644), (960, 2071983), (1440, 1381322), (2880, 690661)]