156968240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{13721}}^1$

素因数の和:13758

約数の個数: 80

約数和(自身を含む): 428785056

約数和(自身を除く): 271816816

約数列:

[1, 2, 4, 5, 8, 10, 11, 13, 16, 20, 22, 26, 40, 44, 52, 55, 65, 80, 88, 104, 110, 130, 143, 176, 208, 220, 260, 286, 440, 520, 572, 715, 880, 1040, 1144, 1430, 2288, 2860, 5720, 11440, 13721, 27442, 54884, 68605, 109768, 137210, 150931, 178373, 219536, 274420, 301862, 356746, 548840, 603724, 713492, 754655, 891865, 1097680, 1207448, 1426984, 1509310, 1783730, 1962103, 2414896, 2853968, 3018620, 3567460, 3924206, 6037240, 7134920, 7848412, 9810515, 12074480, 14269840, 15696824, 19621030, 31393648, 39242060, 78484120, 156968240]

約数ペア:

[(1, 156968240), (2, 78484120), (4, 39242060), (5, 31393648), (8, 19621030), (10, 15696824), (11, 14269840), (13, 12074480), (16, 9810515), (20, 7848412), (22, 7134920), (26, 6037240), (40, 3924206), (44, 3567460), (52, 3018620), (55, 2853968), (65, 2414896), (80, 1962103), (88, 1783730), (104, 1509310), (110, 1426984), (130, 1207448), (143, 1097680), (176, 891865), (208, 754655), (220, 713492), (260, 603724), (286, 548840), (440, 356746), (520, 301862), (572, 274420), (715, 219536), (880, 178373), (1040, 150931), (1144, 137210), (1430, 109768), (2288, 68605), (2860, 54884), (5720, 27442), (11440, 13721)]