658769280

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{26393}}^1$

素因数の和:26428

約数の個数: 128

約数和(自身を含む): 2261437920

約数和(自身を除く): 1602668640

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, 128, 130, 156, 160, 192, 195, 208, 240, 260, 312, 320, 384, 390, 416, 480, 520, 624, 640, 780, 832, 960, 1040, 1248, 1560, 1664, 1920, 2080, 2496, 3120, 4160, 4992, 6240, 8320, 12480, 24960, 26393, 52786, 79179, 105572, 131965, 158358, 211144, 263930, 316716, 343109, 395895, 422288, 527860, 633432, 686218, 791790, 844576, 1029327, 1055720, 1266864, 1372436, 1583580, 1689152, 1715545, 2058654, 2111440, 2533728, 2744872, 3167160, 3378304, 3431090, 4117308, 4222880, 5067456, 5146635, 5489744, 6334320, 6862180, 8234616, 8445760, 10134912, 10293270, 10979488, 12668640, 13724360, 16469232, 16891520, 20586540, 21958976, 25337280, 27448720, 32938464, 41173080, 43917952, 50674560, 54897440, 65876928, 82346160, 109794880, 131753856, 164692320, 219589760, 329384640, 658769280]

約数ペア:

[(1, 658769280), (2, 329384640), (3, 219589760), (4, 164692320), (5, 131753856), (6, 109794880), (8, 82346160), (10, 65876928), (12, 54897440), (13, 50674560), (15, 43917952), (16, 41173080), (20, 32938464), (24, 27448720), (26, 25337280), (30, 21958976), (32, 20586540), (39, 16891520), (40, 16469232), (48, 13724360), (52, 12668640), (60, 10979488), (64, 10293270), (65, 10134912), (78, 8445760), (80, 8234616), (96, 6862180), (104, 6334320), (120, 5489744), (128, 5146635), (130, 5067456), (156, 4222880), (160, 4117308), (192, 3431090), (195, 3378304), (208, 3167160), (240, 2744872), (260, 2533728), (312, 2111440), (320, 2058654), (384, 1715545), (390, 1689152), (416, 1583580), (480, 1372436), (520, 1266864), (624, 1055720), (640, 1029327), (780, 844576), (832, 791790), (960, 686218), (1040, 633432), (1248, 527860), (1560, 422288), (1664, 395895), (1920, 343109), (2080, 316716), (2496, 263930), (3120, 211144), (4160, 158358), (4992, 131965), (6240, 105572), (8320, 79179), (12480, 52786), (24960, 26393)]