219558144

素因数分解:

$2^8\times 3^1\times {\mathrm{13}}^1\times {\mathrm{21991}}^1$

素因数の和:22023

約数の個数: 72

約数和(自身を含む): 629323072

約数和(自身を除く): 409764928

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 64, 78, 96, 104, 128, 156, 192, 208, 256, 312, 384, 416, 624, 768, 832, 1248, 1664, 2496, 3328, 4992, 9984, 21991, 43982, 65973, 87964, 131946, 175928, 263892, 285883, 351856, 527784, 571766, 703712, 857649, 1055568, 1143532, 1407424, 1715298, 2111136, 2287064, 2814848, 3430596, 4222272, 4574128, 5629696, 6861192, 8444544, 9148256, 13722384, 16889088, 18296512, 27444768, 36593024, 54889536, 73186048, 109779072, 219558144]

約数ペア:

[(1, 219558144), (2, 109779072), (3, 73186048), (4, 54889536), (6, 36593024), (8, 27444768), (12, 18296512), (13, 16889088), (16, 13722384), (24, 9148256), (26, 8444544), (32, 6861192), (39, 5629696), (48, 4574128), (52, 4222272), (64, 3430596), (78, 2814848), (96, 2287064), (104, 2111136), (128, 1715298), (156, 1407424), (192, 1143532), (208, 1055568), (256, 857649), (312, 703712), (384, 571766), (416, 527784), (624, 351856), (768, 285883), (832, 263892), (1248, 175928), (1664, 131946), (2496, 87964), (3328, 65973), (4992, 43982), (9984, 21991)]