28215456

素因数分解:

$2^5\times 3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{499}}^1$

素因数の和:562

約数の個数: 96

約数和(自身を含む): 80640000

約数和(自身を除く): 52424544

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 19, 24, 31, 32, 38, 48, 57, 62, 76, 93, 96, 114, 124, 152, 186, 228, 248, 304, 372, 456, 496, 499, 589, 608, 744, 912, 992, 998, 1178, 1488, 1497, 1767, 1824, 1996, 2356, 2976, 2994, 3534, 3992, 4712, 5988, 7068, 7984, 9424, 9481, 11976, 14136, 15469, 15968, 18848, 18962, 23952, 28272, 28443, 30938, 37924, 46407, 47904, 56544, 56886, 61876, 75848, 92814, 113772, 123752, 151696, 185628, 227544, 247504, 293911, 303392, 371256, 455088, 495008, 587822, 742512, 881733, 910176, 1175644, 1485024, 1763466, 2351288, 3526932, 4702576, 7053864, 9405152, 14107728, 28215456]

約数ペア:

[(1, 28215456), (2, 14107728), (3, 9405152), (4, 7053864), (6, 4702576), (8, 3526932), (12, 2351288), (16, 1763466), (19, 1485024), (24, 1175644), (31, 910176), (32, 881733), (38, 742512), (48, 587822), (57, 495008), (62, 455088), (76, 371256), (93, 303392), (96, 293911), (114, 247504), (124, 227544), (152, 185628), (186, 151696), (228, 123752), (248, 113772), (304, 92814), (372, 75848), (456, 61876), (496, 56886), (499, 56544), (589, 47904), (608, 46407), (744, 37924), (912, 30938), (992, 28443), (998, 28272), (1178, 23952), (1488, 18962), (1497, 18848), (1767, 15968), (1824, 15469), (1996, 14136), (2356, 11976), (2976, 9481), (2994, 9424), (3534, 7984), (3992, 7068), (4712, 5988)]