406985280

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{32611}}^1$

素因数の和:32644

約数の個数: 112

約数和(自身を含む): 1391619264

約数和(自身を除く): 984633984

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, 32611, 65222, 97833, 130444, 163055, 195666, 260888, 326110, 391332, 423943, 489165, 521776, 652220, 782664, 847886, 978330, 1043552, 1271829, 1304440, 1565328, 1695772, 1956660, 2087104, 2119715, 2543658, 2608880, 3130656, 3391544, 3913320, 4239430, 5087316, 5217760, 6261312, 6359145, 6783088, 7826640, 8478860, 10174632, 10435520, 12718290, 13566176, 15653280, 16957720, 20349264, 25436580, 27132352, 31306560, 33915440, 40698528, 50873160, 67830880, 81397056, 101746320, 135661760, 203492640, 406985280]

約数ペア:

[(1, 406985280), (2, 203492640), (3, 135661760), (4, 101746320), (5, 81397056), (6, 67830880), (8, 50873160), (10, 40698528), (12, 33915440), (13, 31306560), (15, 27132352), (16, 25436580), (20, 20349264), (24, 16957720), (26, 15653280), (30, 13566176), (32, 12718290), (39, 10435520), (40, 10174632), (48, 8478860), (52, 7826640), (60, 6783088), (64, 6359145), (65, 6261312), (78, 5217760), (80, 5087316), (96, 4239430), (104, 3913320), (120, 3391544), (130, 3130656), (156, 2608880), (160, 2543658), (192, 2119715), (195, 2087104), (208, 1956660), (240, 1695772), (260, 1565328), (312, 1304440), (320, 1271829), (390, 1043552), (416, 978330), (480, 847886), (520, 782664), (624, 652220), (780, 521776), (832, 489165), (960, 423943), (1040, 391332), (1248, 326110), (1560, 260888), (2080, 195666), (2496, 163055), (3120, 130444), (4160, 97833), (6240, 65222), (12480, 32611)]