399293640

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{967}}^1$

素因数の和:1052

約数の個数: 192

約数和(自身を含む): 1377192960

約数和(自身を除く): 977899320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 31, 36, 37, 40, 45, 60, 62, 72, 74, 90, 93, 111, 120, 124, 148, 155, 180, 185, 186, 222, 248, 279, 296, 310, 333, 360, 370, 372, 444, 465, 555, 558, 620, 666, 740, 744, 888, 930, 967, 1110, 1116, 1147, 1240, 1332, 1395, 1480, 1665, 1860, 1934, 2220, 2232, 2294, 2664, 2790, 2901, 3330, 3441, 3720, 3868, 4440, 4588, 4835, 5580, 5735, 5802, 6660, 6882, 7736, 8703, 9176, 9670, 10323, 11160, 11470, 11604, 13320, 13764, 14505, 17205, 17406, 19340, 20646, 22940, 23208, 27528, 29010, 29977, 34410, 34812, 35779, 38680, 41292, 43515, 45880, 51615, 58020, 59954, 68820, 69624, 71558, 82584, 87030, 89931, 103230, 107337, 116040, 119908, 137640, 143116, 149885, 174060, 178895, 179862, 206460, 214674, 239816, 269793, 286232, 299770, 322011, 348120, 357790, 359724, 412920, 429348, 449655, 536685, 539586, 599540, 644022, 715580, 719448, 858696, 899310, 1073370, 1079172, 1109149, 1199080, 1288044, 1348965, 1431160, 1610055, 1798620, 2146740, 2158344, 2218298, 2576088, 2697930, 3220110, 3327447, 3597240, 4293480, 4436596, 5395860, 5545745, 6440220, 6654894, 8873192, 9982341, 10791720, 11091490, 12880440, 13309788, 16637235, 19964682, 22182980, 26619576, 33274470, 39929364, 44365960, 49911705, 66548940, 79858728, 99823410, 133097880, 199646820, 399293640]

約数ペア:

[(1, 399293640), (2, 199646820), (3, 133097880), (4, 99823410), (5, 79858728), (6, 66548940), (8, 49911705), (9, 44365960), (10, 39929364), (12, 33274470), (15, 26619576), (18, 22182980), (20, 19964682), (24, 16637235), (30, 13309788), (31, 12880440), (36, 11091490), (37, 10791720), (40, 9982341), (45, 8873192), (60, 6654894), (62, 6440220), (72, 5545745), (74, 5395860), (90, 4436596), (93, 4293480), (111, 3597240), (120, 3327447), (124, 3220110), (148, 2697930), (155, 2576088), (180, 2218298), (185, 2158344), (186, 2146740), (222, 1798620), (248, 1610055), (279, 1431160), (296, 1348965), (310, 1288044), (333, 1199080), (360, 1109149), (370, 1079172), (372, 1073370), (444, 899310), (465, 858696), (555, 719448), (558, 715580), (620, 644022), (666, 599540), (740, 539586), (744, 536685), (888, 449655), (930, 429348), (967, 412920), (1110, 359724), (1116, 357790), (1147, 348120), (1240, 322011), (1332, 299770), (1395, 286232), (1480, 269793), (1665, 239816), (1860, 214674), (1934, 206460), (2220, 179862), (2232, 178895), (2294, 174060), (2664, 149885), (2790, 143116), (2901, 137640), (3330, 119908), (3441, 116040), (3720, 107337), (3868, 103230), (4440, 89931), (4588, 87030), (4835, 82584), (5580, 71558), (5735, 69624), (5802, 68820), (6660, 59954), (6882, 58020), (7736, 51615), (8703, 45880), (9176, 43515), (9670, 41292), (10323, 38680), (11160, 35779), (11470, 34812), (11604, 34410), (13320, 29977), (13764, 29010), (14505, 27528), (17205, 23208), (17406, 22940), (19340, 20646)]