828853620

素因数分解:

$2^2\times 3^1\times 5^1\times 7^2\times {\mathrm{281923}}^1$

素因数の和:281949

約数の個数: 72

約数和(自身を含む): 2699704224

約数和(自身を除く): 1870850604

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 49, 60, 70, 84, 98, 105, 140, 147, 196, 210, 245, 294, 420, 490, 588, 735, 980, 1470, 2940, 281923, 563846, 845769, 1127692, 1409615, 1691538, 1973461, 2819230, 3383076, 3946922, 4228845, 5638460, 5920383, 7893844, 8457690, 9867305, 11840766, 13814227, 16915380, 19734610, 23681532, 27628454, 29601915, 39469220, 41442681, 55256908, 59203830, 69071135, 82885362, 118407660, 138142270, 165770724, 207213405, 276284540, 414426810, 828853620]

約数ペア:

[(1, 828853620), (2, 414426810), (3, 276284540), (4, 207213405), (5, 165770724), (6, 138142270), (7, 118407660), (10, 82885362), (12, 69071135), (14, 59203830), (15, 55256908), (20, 41442681), (21, 39469220), (28, 29601915), (30, 27628454), (35, 23681532), (42, 19734610), (49, 16915380), (60, 13814227), (70, 11840766), (84, 9867305), (98, 8457690), (105, 7893844), (140, 5920383), (147, 5638460), (196, 4228845), (210, 3946922), (245, 3383076), (294, 2819230), (420, 1973461), (490, 1691538), (588, 1409615), (735, 1127692), (980, 845769), (1470, 563846), (2940, 281923)]