304913520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{719}}^1$

素因数の和:788

約数の個数: 240

約数和(自身を含む): 1114214400

約数和(自身を除く): 809300880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 31, 36, 38, 40, 45, 48, 57, 60, 62, 72, 76, 80, 90, 93, 95, 114, 120, 124, 144, 152, 155, 171, 180, 186, 190, 228, 240, 248, 279, 285, 304, 310, 342, 360, 372, 380, 456, 465, 496, 558, 570, 589, 620, 684, 719, 720, 744, 760, 855, 912, 930, 1116, 1140, 1178, 1240, 1368, 1395, 1438, 1488, 1520, 1710, 1767, 1860, 2157, 2232, 2280, 2356, 2480, 2736, 2790, 2876, 2945, 3420, 3534, 3595, 3720, 4314, 4464, 4560, 4712, 5301, 5580, 5752, 5890, 6471, 6840, 7068, 7190, 7440, 8628, 8835, 9424, 10602, 10785, 11160, 11504, 11780, 12942, 13661, 13680, 14136, 14380, 17256, 17670, 21204, 21570, 22289, 22320, 23560, 25884, 26505, 27322, 28272, 28760, 32355, 34512, 35340, 40983, 42408, 43140, 44578, 47120, 51768, 53010, 54644, 57520, 64710, 66867, 68305, 70680, 81966, 84816, 86280, 89156, 103536, 106020, 109288, 111445, 122949, 129420, 133734, 136610, 141360, 163932, 172560, 178312, 200601, 204915, 212040, 218576, 222890, 245898, 258840, 267468, 273220, 327864, 334335, 356624, 401202, 409830, 423491, 424080, 445780, 491796, 517680, 534936, 546440, 614745, 655728, 668670, 802404, 819660, 846982, 891560, 983592, 1003005, 1069872, 1092880, 1229490, 1270473, 1337340, 1604808, 1639320, 1693964, 1783120, 1967184, 2006010, 2117455, 2458980, 2540946, 2674680, 3209616, 3278640, 3387928, 3811419, 4012020, 4234910, 4917960, 5081892, 5349360, 6352365, 6775856, 7622838, 8024040, 8469820, 9835920, 10163784, 12704730, 15245676, 16048080, 16939640, 19057095, 20327568, 25409460, 30491352, 33879280, 38114190, 50818920, 60982704, 76228380, 101637840, 152456760, 304913520]

約数ペア:

[(1, 304913520), (2, 152456760), (3, 101637840), (4, 76228380), (5, 60982704), (6, 50818920), (8, 38114190), (9, 33879280), (10, 30491352), (12, 25409460), (15, 20327568), (16, 19057095), (18, 16939640), (19, 16048080), (20, 15245676), (24, 12704730), (30, 10163784), (31, 9835920), (36, 8469820), (38, 8024040), (40, 7622838), (45, 6775856), (48, 6352365), (57, 5349360), (60, 5081892), (62, 4917960), (72, 4234910), (76, 4012020), (80, 3811419), (90, 3387928), (93, 3278640), (95, 3209616), (114, 2674680), (120, 2540946), (124, 2458980), (144, 2117455), (152, 2006010), (155, 1967184), (171, 1783120), (180, 1693964), (186, 1639320), (190, 1604808), (228, 1337340), (240, 1270473), (248, 1229490), (279, 1092880), (285, 1069872), (304, 1003005), (310, 983592), (342, 891560), (360, 846982), (372, 819660), (380, 802404), (456, 668670), (465, 655728), (496, 614745), (558, 546440), (570, 534936), (589, 517680), (620, 491796), (684, 445780), (719, 424080), (720, 423491), (744, 409830), (760, 401202), (855, 356624), (912, 334335), (930, 327864), (1116, 273220), (1140, 267468), (1178, 258840), (1240, 245898), (1368, 222890), (1395, 218576), (1438, 212040), (1488, 204915), (1520, 200601), (1710, 178312), (1767, 172560), (1860, 163932), (2157, 141360), (2232, 136610), (2280, 133734), (2356, 129420), (2480, 122949), (2736, 111445), (2790, 109288), (2876, 106020), (2945, 103536), (3420, 89156), (3534, 86280), (3595, 84816), (3720, 81966), (4314, 70680), (4464, 68305), (4560, 66867), (4712, 64710), (5301, 57520), (5580, 54644), (5752, 53010), (5890, 51768), (6471, 47120), (6840, 44578), (7068, 43140), (7190, 42408), (7440, 40983), (8628, 35340), (8835, 34512), (9424, 32355), (10602, 28760), (10785, 28272), (11160, 27322), (11504, 26505), (11780, 25884), (12942, 23560), (13661, 22320), (13680, 22289), (14136, 21570), (14380, 21204), (17256, 17670)]