65281680

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{30223}}^1$

素因数の和:30245

約数の個数: 80

約数和(自身を含む): 224866560

約数和(自身を除く): 159584880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 90, 108, 120, 135, 144, 180, 216, 240, 270, 360, 432, 540, 720, 1080, 2160, 30223, 60446, 90669, 120892, 151115, 181338, 241784, 272007, 302230, 362676, 453345, 483568, 544014, 604460, 725352, 816021, 906690, 1088028, 1208920, 1360035, 1450704, 1632042, 1813380, 2176056, 2417840, 2720070, 3264084, 3626760, 4080105, 4352112, 5440140, 6528168, 7253520, 8160210, 10880280, 13056336, 16320420, 21760560, 32640840, 65281680]

約数ペア:

[(1, 65281680), (2, 32640840), (3, 21760560), (4, 16320420), (5, 13056336), (6, 10880280), (8, 8160210), (9, 7253520), (10, 6528168), (12, 5440140), (15, 4352112), (16, 4080105), (18, 3626760), (20, 3264084), (24, 2720070), (27, 2417840), (30, 2176056), (36, 1813380), (40, 1632042), (45, 1450704), (48, 1360035), (54, 1208920), (60, 1088028), (72, 906690), (80, 816021), (90, 725352), (108, 604460), (120, 544014), (135, 483568), (144, 453345), (180, 362676), (216, 302230), (240, 272007), (270, 241784), (360, 181338), (432, 151115), (540, 120892), (720, 90669), (1080, 60446), (2160, 30223)]