146321920

素因数分解:

$2^9\times 5^1\times {\mathrm{61}}^1\times {\mathrm{937}}^1$

素因数の和:1021

約数の個数: 80

約数和(自身を含む): 356961528

約数和(自身を除く): 210639608

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 61, 64, 80, 122, 128, 160, 244, 256, 305, 320, 488, 512, 610, 640, 937, 976, 1220, 1280, 1874, 1952, 2440, 2560, 3748, 3904, 4685, 4880, 7496, 7808, 9370, 9760, 14992, 15616, 18740, 19520, 29984, 31232, 37480, 39040, 57157, 59968, 74960, 78080, 114314, 119936, 149920, 156160, 228628, 239872, 285785, 299840, 457256, 479744, 571570, 599680, 914512, 1143140, 1199360, 1829024, 2286280, 2398720, 3658048, 4572560, 7316096, 9145120, 14632192, 18290240, 29264384, 36580480, 73160960, 146321920]

約数ペア:

[(1, 146321920), (2, 73160960), (4, 36580480), (5, 29264384), (8, 18290240), (10, 14632192), (16, 9145120), (20, 7316096), (32, 4572560), (40, 3658048), (61, 2398720), (64, 2286280), (80, 1829024), (122, 1199360), (128, 1143140), (160, 914512), (244, 599680), (256, 571570), (305, 479744), (320, 457256), (488, 299840), (512, 285785), (610, 239872), (640, 228628), (937, 156160), (976, 149920), (1220, 119936), (1280, 114314), (1874, 78080), (1952, 74960), (2440, 59968), (2560, 57157), (3748, 39040), (3904, 37480), (4685, 31232), (4880, 29984), (7496, 19520), (7808, 18740), (9370, 15616), (9760, 14992)]