278147880

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{967}}^1$

素因数の和:1048

約数の個数: 192

約数和(自身を含む): 978531840

約数和(自身を除く): 700383960

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 47, 51, 60, 68, 72, 85, 90, 94, 102, 120, 136, 141, 153, 170, 180, 188, 204, 235, 255, 282, 306, 340, 360, 376, 408, 423, 470, 510, 564, 612, 680, 705, 765, 799, 846, 940, 967, 1020, 1128, 1224, 1410, 1530, 1598, 1692, 1880, 1934, 2040, 2115, 2397, 2820, 2901, 3060, 3196, 3384, 3868, 3995, 4230, 4794, 4835, 5640, 5802, 6120, 6392, 7191, 7736, 7990, 8460, 8703, 9588, 9670, 11604, 11985, 14382, 14505, 15980, 16439, 16920, 17406, 19176, 19340, 23208, 23970, 28764, 29010, 31960, 32878, 34812, 35955, 38680, 43515, 45449, 47940, 49317, 57528, 58020, 65756, 69624, 71910, 82195, 87030, 90898, 95880, 98634, 116040, 131512, 136347, 143820, 147951, 164390, 174060, 181796, 197268, 227245, 246585, 272694, 287640, 295902, 328780, 348120, 363592, 394536, 409041, 454490, 493170, 545388, 591804, 657560, 681735, 739755, 772633, 818082, 908980, 986340, 1090776, 1183608, 1363470, 1479510, 1545266, 1636164, 1817960, 1972680, 2045205, 2317899, 2726940, 2959020, 3090532, 3272328, 3863165, 4090410, 4635798, 5453880, 5918040, 6181064, 6953697, 7726330, 8180820, 9271596, 11589495, 13907394, 15452660, 16361640, 18543192, 23178990, 27814788, 30905320, 34768485, 46357980, 55629576, 69536970, 92715960, 139073940, 278147880]

約数ペア:

[(1, 278147880), (2, 139073940), (3, 92715960), (4, 69536970), (5, 55629576), (6, 46357980), (8, 34768485), (9, 30905320), (10, 27814788), (12, 23178990), (15, 18543192), (17, 16361640), (18, 15452660), (20, 13907394), (24, 11589495), (30, 9271596), (34, 8180820), (36, 7726330), (40, 6953697), (45, 6181064), (47, 5918040), (51, 5453880), (60, 4635798), (68, 4090410), (72, 3863165), (85, 3272328), (90, 3090532), (94, 2959020), (102, 2726940), (120, 2317899), (136, 2045205), (141, 1972680), (153, 1817960), (170, 1636164), (180, 1545266), (188, 1479510), (204, 1363470), (235, 1183608), (255, 1090776), (282, 986340), (306, 908980), (340, 818082), (360, 772633), (376, 739755), (408, 681735), (423, 657560), (470, 591804), (510, 545388), (564, 493170), (612, 454490), (680, 409041), (705, 394536), (765, 363592), (799, 348120), (846, 328780), (940, 295902), (967, 287640), (1020, 272694), (1128, 246585), (1224, 227245), (1410, 197268), (1530, 181796), (1598, 174060), (1692, 164390), (1880, 147951), (1934, 143820), (2040, 136347), (2115, 131512), (2397, 116040), (2820, 98634), (2901, 95880), (3060, 90898), (3196, 87030), (3384, 82195), (3868, 71910), (3995, 69624), (4230, 65756), (4794, 58020), (4835, 57528), (5640, 49317), (5802, 47940), (6120, 45449), (6392, 43515), (7191, 38680), (7736, 35955), (7990, 34812), (8460, 32878), (8703, 31960), (9588, 29010), (9670, 28764), (11604, 23970), (11985, 23208), (14382, 19340), (14505, 19176), (15980, 17406), (16439, 16920)]