68001340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{151}}^1$

素因数の和:283

約数の個数: 96

約数和(自身を含む): 165473280

約数和(自身を除く): 97471940

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 23, 44, 46, 55, 89, 92, 110, 115, 151, 178, 220, 230, 253, 302, 356, 445, 460, 506, 604, 755, 890, 979, 1012, 1265, 1510, 1661, 1780, 1958, 2047, 2530, 3020, 3322, 3473, 3916, 4094, 4895, 5060, 6644, 6946, 8188, 8305, 9790, 10235, 13439, 13892, 16610, 17365, 19580, 20470, 22517, 26878, 33220, 34730, 38203, 40940, 45034, 53756, 67195, 69460, 76406, 90068, 112585, 134390, 147829, 152812, 191015, 225170, 268780, 295658, 309097, 382030, 450340, 591316, 618194, 739145, 764060, 1236388, 1478290, 1545485, 2956580, 3090970, 3400067, 6181940, 6800134, 13600268, 17000335, 34000670, 68001340]

約数ペア:

[(1, 68001340), (2, 34000670), (4, 17000335), (5, 13600268), (10, 6800134), (11, 6181940), (20, 3400067), (22, 3090970), (23, 2956580), (44, 1545485), (46, 1478290), (55, 1236388), (89, 764060), (92, 739145), (110, 618194), (115, 591316), (151, 450340), (178, 382030), (220, 309097), (230, 295658), (253, 268780), (302, 225170), (356, 191015), (445, 152812), (460, 147829), (506, 134390), (604, 112585), (755, 90068), (890, 76406), (979, 69460), (1012, 67195), (1265, 53756), (1510, 45034), (1661, 40940), (1780, 38203), (1958, 34730), (2047, 33220), (2530, 26878), (3020, 22517), (3322, 20470), (3473, 19580), (3916, 17365), (4094, 16610), (4895, 13892), (5060, 13439), (6644, 10235), (6946, 9790), (8188, 8305)]