216478208

素因数分解:

$2^9\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1$

素因数の和:665

約数の個数: 80

約数和(自身を含む): 466684416

約数和(自身を除く): 250206208

約数列:

[1, 2, 4, 8, 16, 23, 31, 32, 46, 62, 64, 92, 124, 128, 184, 248, 256, 368, 496, 512, 593, 713, 736, 992, 1186, 1426, 1472, 1984, 2372, 2852, 2944, 3968, 4744, 5704, 5888, 7936, 9488, 11408, 11776, 13639, 15872, 18383, 18976, 22816, 27278, 36766, 37952, 45632, 54556, 73532, 75904, 91264, 109112, 147064, 151808, 182528, 218224, 294128, 303616, 365056, 422809, 436448, 588256, 845618, 872896, 1176512, 1691236, 1745792, 2353024, 3382472, 3491584, 4706048, 6764944, 6983168, 9412096, 13529888, 27059776, 54119552, 108239104, 216478208]

約数ペア:

[(1, 216478208), (2, 108239104), (4, 54119552), (8, 27059776), (16, 13529888), (23, 9412096), (31, 6983168), (32, 6764944), (46, 4706048), (62, 3491584), (64, 3382472), (92, 2353024), (124, 1745792), (128, 1691236), (184, 1176512), (248, 872896), (256, 845618), (368, 588256), (496, 436448), (512, 422809), (593, 365056), (713, 303616), (736, 294128), (992, 218224), (1186, 182528), (1426, 151808), (1472, 147064), (1984, 109112), (2372, 91264), (2852, 75904), (2944, 73532), (3968, 54556), (4744, 45632), (5704, 37952), (5888, 36766), (7936, 27278), (9488, 22816), (11408, 18976), (11776, 18383), (13639, 15872)]