216381424

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4421}}^1$

素因数の和:4478

約数の個数: 80

約数和(自身を含む): 526394880

約数和(自身を除く): 310013456

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 23, 28, 38, 46, 56, 76, 92, 112, 133, 152, 161, 184, 266, 304, 322, 368, 437, 532, 644, 874, 1064, 1288, 1748, 2128, 2576, 3059, 3496, 4421, 6118, 6992, 8842, 12236, 17684, 24472, 30947, 35368, 48944, 61894, 70736, 83999, 101683, 123788, 167998, 203366, 247576, 335996, 406732, 495152, 587993, 671992, 711781, 813464, 1175986, 1343984, 1423562, 1626928, 1931977, 2351972, 2847124, 3863954, 4703944, 5694248, 7727908, 9407888, 11388496, 13523839, 15455816, 27047678, 30911632, 54095356, 108190712, 216381424]

約数ペア:

[(1, 216381424), (2, 108190712), (4, 54095356), (7, 30911632), (8, 27047678), (14, 15455816), (16, 13523839), (19, 11388496), (23, 9407888), (28, 7727908), (38, 5694248), (46, 4703944), (56, 3863954), (76, 2847124), (92, 2351972), (112, 1931977), (133, 1626928), (152, 1423562), (161, 1343984), (184, 1175986), (266, 813464), (304, 711781), (322, 671992), (368, 587993), (437, 495152), (532, 406732), (644, 335996), (874, 247576), (1064, 203366), (1288, 167998), (1748, 123788), (2128, 101683), (2576, 83999), (3059, 70736), (3496, 61894), (4421, 48944), (6118, 35368), (6992, 30947), (8842, 24472), (12236, 17684)]