253085220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{23831}}^1$

素因数の和:23905

約数の個数: 72

約数和(自身を含む): 780736320

約数和(自身を除く): 527651100

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 59, 60, 90, 118, 177, 180, 236, 295, 354, 531, 590, 708, 885, 1062, 1180, 1770, 2124, 2655, 3540, 5310, 10620, 23831, 47662, 71493, 95324, 119155, 142986, 214479, 238310, 285972, 357465, 428958, 476620, 714930, 857916, 1072395, 1406029, 1429860, 2144790, 2812058, 4218087, 4289580, 5624116, 7030145, 8436174, 12654261, 14060290, 16872348, 21090435, 25308522, 28120580, 42180870, 50617044, 63271305, 84361740, 126542610, 253085220]

約数ペア:

[(1, 253085220), (2, 126542610), (3, 84361740), (4, 63271305), (5, 50617044), (6, 42180870), (9, 28120580), (10, 25308522), (12, 21090435), (15, 16872348), (18, 14060290), (20, 12654261), (30, 8436174), (36, 7030145), (45, 5624116), (59, 4289580), (60, 4218087), (90, 2812058), (118, 2144790), (177, 1429860), (180, 1406029), (236, 1072395), (295, 857916), (354, 714930), (531, 476620), (590, 428958), (708, 357465), (885, 285972), (1062, 238310), (1180, 214479), (1770, 142986), (2124, 119155), (2655, 95324), (3540, 71493), (5310, 47662), (10620, 23831)]