2028175920

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{421}}^1\times {\mathrm{6691}}^1$

素因数の和:7131

約数の個数: 120

約数和(自身を含む): 6828490032

約数和(自身を除く): 4800314112

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 36, 40, 45, 48, 60, 72, 80, 90, 120, 144, 180, 240, 360, 421, 720, 842, 1263, 1684, 2105, 2526, 3368, 3789, 4210, 5052, 6315, 6691, 6736, 7578, 8420, 10104, 12630, 13382, 15156, 16840, 18945, 20073, 20208, 25260, 26764, 30312, 33455, 33680, 37890, 40146, 50520, 53528, 60219, 60624, 66910, 75780, 80292, 100365, 101040, 107056, 120438, 133820, 151560, 160584, 200730, 240876, 267640, 301095, 303120, 321168, 401460, 481752, 535280, 602190, 802920, 963504, 1204380, 1605840, 2408760, 2816911, 4817520, 5633822, 8450733, 11267644, 14084555, 16901466, 22535288, 25352199, 28169110, 33802932, 42253665, 45070576, 50704398, 56338220, 67605864, 84507330, 101408796, 112676440, 126760995, 135211728, 169014660, 202817592, 225352880, 253521990, 338029320, 405635184, 507043980, 676058640, 1014087960, 2028175920]

約数ペア:

[(1, 2028175920), (2, 1014087960), (3, 676058640), (4, 507043980), (5, 405635184), (6, 338029320), (8, 253521990), (9, 225352880), (10, 202817592), (12, 169014660), (15, 135211728), (16, 126760995), (18, 112676440), (20, 101408796), (24, 84507330), (30, 67605864), (36, 56338220), (40, 50704398), (45, 45070576), (48, 42253665), (60, 33802932), (72, 28169110), (80, 25352199), (90, 22535288), (120, 16901466), (144, 14084555), (180, 11267644), (240, 8450733), (360, 5633822), (421, 4817520), (720, 2816911), (842, 2408760), (1263, 1605840), (1684, 1204380), (2105, 963504), (2526, 802920), (3368, 602190), (3789, 535280), (4210, 481752), (5052, 401460), (6315, 321168), (6691, 303120), (6736, 301095), (7578, 267640), (8420, 240876), (10104, 200730), (12630, 160584), (13382, 151560), (15156, 133820), (16840, 120438), (18945, 107056), (20073, 101040), (20208, 100365), (25260, 80292), (26764, 75780), (30312, 66910), (33455, 60624), (33680, 60219), (37890, 53528), (40146, 50520)]