312668640

素因数分解:

$2^5\times 3^3\times 5^1\times {\mathrm{157}}^1\times {\mathrm{461}}^1$

素因数の和:642

約数の個数: 192

約数和(自身を含む): 1103699520

約数和(自身を除く): 791030880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 72, 80, 90, 96, 108, 120, 135, 144, 157, 160, 180, 216, 240, 270, 288, 314, 360, 432, 461, 471, 480, 540, 628, 720, 785, 864, 922, 942, 1080, 1256, 1383, 1413, 1440, 1570, 1844, 1884, 2160, 2305, 2355, 2512, 2766, 2826, 3140, 3688, 3768, 4149, 4239, 4320, 4610, 4710, 5024, 5532, 5652, 6280, 6915, 7065, 7376, 7536, 8298, 8478, 9220, 9420, 11064, 11304, 12447, 12560, 13830, 14130, 14752, 15072, 16596, 16956, 18440, 18840, 20745, 21195, 22128, 22608, 24894, 25120, 27660, 28260, 33192, 33912, 36880, 37680, 41490, 42390, 44256, 45216, 49788, 55320, 56520, 62235, 66384, 67824, 72377, 73760, 75360, 82980, 84780, 99576, 110640, 113040, 124470, 132768, 135648, 144754, 165960, 169560, 199152, 217131, 221280, 226080, 248940, 289508, 331920, 339120, 361885, 398304, 434262, 497880, 579016, 651393, 663840, 678240, 723770, 868524, 995760, 1085655, 1158032, 1302786, 1447540, 1737048, 1954179, 1991520, 2171310, 2316064, 2605572, 2895080, 3256965, 3474096, 3908358, 4342620, 5211144, 5790160, 6513930, 6948192, 7816716, 8685240, 9770895, 10422288, 11580320, 13027860, 15633432, 17370480, 19541790, 20844576, 26055720, 31266864, 34740960, 39083580, 52111440, 62533728, 78167160, 104222880, 156334320, 312668640]

約数ペア:

[(1, 312668640), (2, 156334320), (3, 104222880), (4, 78167160), (5, 62533728), (6, 52111440), (8, 39083580), (9, 34740960), (10, 31266864), (12, 26055720), (15, 20844576), (16, 19541790), (18, 17370480), (20, 15633432), (24, 13027860), (27, 11580320), (30, 10422288), (32, 9770895), (36, 8685240), (40, 7816716), (45, 6948192), (48, 6513930), (54, 5790160), (60, 5211144), (72, 4342620), (80, 3908358), (90, 3474096), (96, 3256965), (108, 2895080), (120, 2605572), (135, 2316064), (144, 2171310), (157, 1991520), (160, 1954179), (180, 1737048), (216, 1447540), (240, 1302786), (270, 1158032), (288, 1085655), (314, 995760), (360, 868524), (432, 723770), (461, 678240), (471, 663840), (480, 651393), (540, 579016), (628, 497880), (720, 434262), (785, 398304), (864, 361885), (922, 339120), (942, 331920), (1080, 289508), (1256, 248940), (1383, 226080), (1413, 221280), (1440, 217131), (1570, 199152), (1844, 169560), (1884, 165960), (2160, 144754), (2305, 135648), (2355, 132768), (2512, 124470), (2766, 113040), (2826, 110640), (3140, 99576), (3688, 84780), (3768, 82980), (4149, 75360), (4239, 73760), (4320, 72377), (4610, 67824), (4710, 66384), (5024, 62235), (5532, 56520), (5652, 55320), (6280, 49788), (6915, 45216), (7065, 44256), (7376, 42390), (7536, 41490), (8298, 37680), (8478, 36880), (9220, 33912), (9420, 33192), (11064, 28260), (11304, 27660), (12447, 25120), (12560, 24894), (13830, 22608), (14130, 22128), (14752, 21195), (15072, 20745), (16596, 18840), (16956, 18440)]