326489280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26161}}^1$

素因数の和:26194

約数の個数: 112

約数和(自身を含む): 1116384864

約数和(自身を除く): 789895584

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 390, 416, 480, 520, 624, 780, 832, 960, 1040, 1248, 1560, 2080, 2496, 3120, 4160, 6240, 12480, 26161, 52322, 78483, 104644, 130805, 156966, 209288, 261610, 313932, 340093, 392415, 418576, 523220, 627864, 680186, 784830, 837152, 1020279, 1046440, 1255728, 1360372, 1569660, 1674304, 1700465, 2040558, 2092880, 2511456, 2720744, 3139320, 3400930, 4081116, 4185760, 5022912, 5101395, 5441488, 6278640, 6801860, 8162232, 8371520, 10202790, 10882976, 12557280, 13603720, 16324464, 20405580, 21765952, 25114560, 27207440, 32648928, 40811160, 54414880, 65297856, 81622320, 108829760, 163244640, 326489280]

約数ペア:

[(1, 326489280), (2, 163244640), (3, 108829760), (4, 81622320), (5, 65297856), (6, 54414880), (8, 40811160), (10, 32648928), (12, 27207440), (13, 25114560), (15, 21765952), (16, 20405580), (20, 16324464), (24, 13603720), (26, 12557280), (30, 10882976), (32, 10202790), (39, 8371520), (40, 8162232), (48, 6801860), (52, 6278640), (60, 5441488), (64, 5101395), (65, 5022912), (78, 4185760), (80, 4081116), (96, 3400930), (104, 3139320), (120, 2720744), (130, 2511456), (156, 2092880), (160, 2040558), (192, 1700465), (195, 1674304), (208, 1569660), (240, 1360372), (260, 1255728), (312, 1046440), (320, 1020279), (390, 837152), (416, 784830), (480, 680186), (520, 627864), (624, 523220), (780, 418576), (832, 392415), (960, 340093), (1040, 313932), (1248, 261610), (1560, 209288), (2080, 156966), (2496, 130805), (3120, 104644), (4160, 78483), (6240, 52322), (12480, 26161)]