639707328

素因数分解:

$2^6\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28477}}^1$

素因数の和:28511

約数の個数: 112

約数和(自身を含む): 2025355360

約数和(自身を除く): 1385648032

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 32, 36, 39, 48, 52, 54, 64, 72, 78, 96, 104, 108, 117, 144, 156, 192, 208, 216, 234, 288, 312, 351, 416, 432, 468, 576, 624, 702, 832, 864, 936, 1248, 1404, 1728, 1872, 2496, 2808, 3744, 5616, 7488, 11232, 22464, 28477, 56954, 85431, 113908, 170862, 227816, 256293, 341724, 370201, 455632, 512586, 683448, 740402, 768879, 911264, 1025172, 1110603, 1366896, 1480804, 1537758, 1822528, 2050344, 2221206, 2733792, 2961608, 3075516, 3331809, 4100688, 4442412, 5467584, 5923216, 6151032, 6663618, 8201376, 8884824, 9995427, 11846432, 12302064, 13327236, 16402752, 17769648, 19990854, 23692864, 24604128, 26654472, 35539296, 39981708, 49208256, 53308944, 71078592, 79963416, 106617888, 159926832, 213235776, 319853664, 639707328]

約数ペア:

[(1, 639707328), (2, 319853664), (3, 213235776), (4, 159926832), (6, 106617888), (8, 79963416), (9, 71078592), (12, 53308944), (13, 49208256), (16, 39981708), (18, 35539296), (24, 26654472), (26, 24604128), (27, 23692864), (32, 19990854), (36, 17769648), (39, 16402752), (48, 13327236), (52, 12302064), (54, 11846432), (64, 9995427), (72, 8884824), (78, 8201376), (96, 6663618), (104, 6151032), (108, 5923216), (117, 5467584), (144, 4442412), (156, 4100688), (192, 3331809), (208, 3075516), (216, 2961608), (234, 2733792), (288, 2221206), (312, 2050344), (351, 1822528), (416, 1537758), (432, 1480804), (468, 1366896), (576, 1110603), (624, 1025172), (702, 911264), (832, 768879), (864, 740402), (936, 683448), (1248, 512586), (1404, 455632), (1728, 370201), (1872, 341724), (2496, 256293), (2808, 227816), (3744, 170862), (5616, 113908), (7488, 85431), (11232, 56954), (22464, 28477)]