212692240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{617}}^1$

素因数の和:800

約数の個数: 80

約数和(自身を含む): 514967040

約数和(自身を除く): 302274800

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 139, 155, 248, 278, 310, 496, 556, 617, 620, 695, 1112, 1234, 1240, 1390, 2224, 2468, 2480, 2780, 3085, 4309, 4936, 5560, 6170, 8618, 9872, 11120, 12340, 17236, 19127, 21545, 24680, 34472, 38254, 43090, 49360, 68944, 76508, 85763, 86180, 95635, 153016, 171526, 172360, 191270, 306032, 343052, 344720, 382540, 428815, 686104, 765080, 857630, 1372208, 1530160, 1715260, 2658653, 3430520, 5317306, 6861040, 10634612, 13293265, 21269224, 26586530, 42538448, 53173060, 106346120, 212692240]

約数ペア:

[(1, 212692240), (2, 106346120), (4, 53173060), (5, 42538448), (8, 26586530), (10, 21269224), (16, 13293265), (20, 10634612), (31, 6861040), (40, 5317306), (62, 3430520), (80, 2658653), (124, 1715260), (139, 1530160), (155, 1372208), (248, 857630), (278, 765080), (310, 686104), (496, 428815), (556, 382540), (617, 344720), (620, 343052), (695, 306032), (1112, 191270), (1234, 172360), (1240, 171526), (1390, 153016), (2224, 95635), (2468, 86180), (2480, 85763), (2780, 76508), (3085, 68944), (4309, 49360), (4936, 43090), (5560, 38254), (6170, 34472), (8618, 24680), (9872, 21545), (11120, 19127), (12340, 17236)]