274717040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{8521}}^1$

素因数の和:8578

約数の個数: 80

約数和(自身を含む): 710121216

約数和(自身を除く): 435404176

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 31, 40, 52, 62, 65, 80, 104, 124, 130, 155, 208, 248, 260, 310, 403, 496, 520, 620, 806, 1040, 1240, 1612, 2015, 2480, 3224, 4030, 6448, 8060, 8521, 16120, 17042, 32240, 34084, 42605, 68168, 85210, 110773, 136336, 170420, 221546, 264151, 340840, 443092, 528302, 553865, 681680, 886184, 1056604, 1107730, 1320755, 1772368, 2113208, 2215460, 2641510, 3433963, 4226416, 4430920, 5283020, 6867926, 8861840, 10566040, 13735852, 17169815, 21132080, 27471704, 34339630, 54943408, 68679260, 137358520, 274717040]

約数ペア:

[(1, 274717040), (2, 137358520), (4, 68679260), (5, 54943408), (8, 34339630), (10, 27471704), (13, 21132080), (16, 17169815), (20, 13735852), (26, 10566040), (31, 8861840), (40, 6867926), (52, 5283020), (62, 4430920), (65, 4226416), (80, 3433963), (104, 2641510), (124, 2215460), (130, 2113208), (155, 1772368), (208, 1320755), (248, 1107730), (260, 1056604), (310, 886184), (403, 681680), (496, 553865), (520, 528302), (620, 443092), (806, 340840), (1040, 264151), (1240, 221546), (1612, 170420), (2015, 136336), (2480, 110773), (3224, 85210), (4030, 68168), (6448, 42605), (8060, 34084), (8521, 32240), (16120, 17042)]