13393440

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:223

約数の個数: 144

約数和(自身を含む): 46702656

約数和(自身を除く): 33309216

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 71, 72, 80, 90, 96, 120, 131, 142, 144, 160, 180, 213, 240, 262, 284, 288, 355, 360, 393, 426, 480, 524, 568, 639, 655, 710, 720, 786, 852, 1048, 1065, 1136, 1179, 1278, 1310, 1420, 1440, 1572, 1704, 1965, 2096, 2130, 2272, 2358, 2556, 2620, 2840, 3144, 3195, 3408, 3930, 4192, 4260, 4716, 5112, 5240, 5680, 5895, 6288, 6390, 6816, 7860, 8520, 9301, 9432, 10224, 10480, 11360, 11790, 12576, 12780, 15720, 17040, 18602, 18864, 20448, 20960, 23580, 25560, 27903, 31440, 34080, 37204, 37728, 46505, 47160, 51120, 55806, 62880, 74408, 83709, 93010, 94320, 102240, 111612, 139515, 148816, 167418, 186020, 188640, 223224, 279030, 297632, 334836, 372040, 418545, 446448, 558060, 669672, 744080, 837090, 892896, 1116120, 1339344, 1488160, 1674180, 2232240, 2678688, 3348360, 4464480, 6696720, 13393440]

約数ペア:

[(1, 13393440), (2, 6696720), (3, 4464480), (4, 3348360), (5, 2678688), (6, 2232240), (8, 1674180), (9, 1488160), (10, 1339344), (12, 1116120), (15, 892896), (16, 837090), (18, 744080), (20, 669672), (24, 558060), (30, 446448), (32, 418545), (36, 372040), (40, 334836), (45, 297632), (48, 279030), (60, 223224), (71, 188640), (72, 186020), (80, 167418), (90, 148816), (96, 139515), (120, 111612), (131, 102240), (142, 94320), (144, 93010), (160, 83709), (180, 74408), (213, 62880), (240, 55806), (262, 51120), (284, 47160), (288, 46505), (355, 37728), (360, 37204), (393, 34080), (426, 31440), (480, 27903), (524, 25560), (568, 23580), (639, 20960), (655, 20448), (710, 18864), (720, 18602), (786, 17040), (852, 15720), (1048, 12780), (1065, 12576), (1136, 11790), (1179, 11360), (1278, 10480), (1310, 10224), (1420, 9432), (1440, 9301), (1572, 8520), (1704, 7860), (1965, 6816), (2096, 6390), (2130, 6288), (2272, 5895), (2358, 5680), (2556, 5240), (2620, 5112), (2840, 4716), (3144, 4260), (3195, 4192), (3408, 3930)]