279720675

素因数分解:

$3^3\times 5^2\times {\mathrm{13}}^1\times {\mathrm{127}}^1\times {\mathrm{251}}^1$

素因数の和:410

約数の個数: 96

約数和(自身を含む): 559964160

約数和(自身を除く): 280243485

約数列:

[1, 3, 5, 9, 13, 15, 25, 27, 39, 45, 65, 75, 117, 127, 135, 195, 225, 251, 325, 351, 381, 585, 635, 675, 753, 975, 1143, 1255, 1651, 1755, 1905, 2259, 2925, 3175, 3263, 3429, 3765, 4953, 5715, 6275, 6777, 8255, 8775, 9525, 9789, 11295, 14859, 16315, 17145, 18825, 24765, 28575, 29367, 31877, 33885, 41275, 44577, 48945, 56475, 74295, 81575, 85725, 88101, 95631, 123825, 146835, 159385, 169425, 222885, 244725, 286893, 371475, 414401, 440505, 478155, 734175, 796925, 860679, 1114425, 1243203, 1434465, 2072005, 2202525, 2390775, 3729609, 4303395, 6216015, 7172325, 10360025, 11188827, 18648045, 21516975, 31080075, 55944135, 93240225, 279720675]

約数ペア:

[(1, 279720675), (3, 93240225), (5, 55944135), (9, 31080075), (13, 21516975), (15, 18648045), (25, 11188827), (27, 10360025), (39, 7172325), (45, 6216015), (65, 4303395), (75, 3729609), (117, 2390775), (127, 2202525), (135, 2072005), (195, 1434465), (225, 1243203), (251, 1114425), (325, 860679), (351, 796925), (381, 734175), (585, 478155), (635, 440505), (675, 414401), (753, 371475), (975, 286893), (1143, 244725), (1255, 222885), (1651, 169425), (1755, 159385), (1905, 146835), (2259, 123825), (2925, 95631), (3175, 88101), (3263, 85725), (3429, 81575), (3765, 74295), (4953, 56475), (5715, 48945), (6275, 44577), (6777, 41275), (8255, 33885), (8775, 31877), (9525, 29367), (9789, 28575), (11295, 24765), (14859, 18825), (16315, 17145)]