214769920

素因数分解:

$2^8\times 5^1\times {\mathrm{19}}^1\times {\mathrm{8831}}^1$

素因数の和:8871

約数の個数: 72

約数和(自身を含む): 541578240

約数和(自身を除く): 326808320

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 128, 152, 160, 190, 256, 304, 320, 380, 608, 640, 760, 1216, 1280, 1520, 2432, 3040, 4864, 6080, 8831, 12160, 17662, 24320, 35324, 44155, 70648, 88310, 141296, 167789, 176620, 282592, 335578, 353240, 565184, 671156, 706480, 838945, 1130368, 1342312, 1412960, 1677890, 2260736, 2684624, 2825920, 3355780, 5369248, 5651840, 6711560, 10738496, 11303680, 13423120, 21476992, 26846240, 42953984, 53692480, 107384960, 214769920]

約数ペア:

[(1, 214769920), (2, 107384960), (4, 53692480), (5, 42953984), (8, 26846240), (10, 21476992), (16, 13423120), (19, 11303680), (20, 10738496), (32, 6711560), (38, 5651840), (40, 5369248), (64, 3355780), (76, 2825920), (80, 2684624), (95, 2260736), (128, 1677890), (152, 1412960), (160, 1342312), (190, 1130368), (256, 838945), (304, 706480), (320, 671156), (380, 565184), (608, 353240), (640, 335578), (760, 282592), (1216, 176620), (1280, 167789), (1520, 141296), (2432, 88310), (3040, 70648), (4864, 44155), (6080, 35324), (8831, 24320), (12160, 17662)]