217210380

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{251}}^1\times {\mathrm{14423}}^1$

素因数の和:14686

約数の個数: 48

約数和(自身を含む): 610654464

約数和(自身を除く): 393444084

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 251, 502, 753, 1004, 1255, 1506, 2510, 3012, 3765, 5020, 7530, 14423, 15060, 28846, 43269, 57692, 72115, 86538, 144230, 173076, 216345, 288460, 432690, 865380, 3620173, 7240346, 10860519, 14480692, 18100865, 21721038, 36201730, 43442076, 54302595, 72403460, 108605190, 217210380]

約数ペア:

[(1, 217210380), (2, 108605190), (3, 72403460), (4, 54302595), (5, 43442076), (6, 36201730), (10, 21721038), (12, 18100865), (15, 14480692), (20, 10860519), (30, 7240346), (60, 3620173), (251, 865380), (502, 432690), (753, 288460), (1004, 216345), (1255, 173076), (1506, 144230), (2510, 86538), (3012, 72115), (3765, 57692), (5020, 43269), (7530, 28846), (14423, 15060)]