164271340

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{431}}^1$

素因数の和:535

約数の個数: 96

約数和(自身を含む): 391910400

約数和(自身を除く): 227639060

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 59, 68, 76, 85, 95, 118, 170, 190, 236, 295, 323, 340, 380, 431, 590, 646, 862, 1003, 1121, 1180, 1292, 1615, 1724, 2006, 2155, 2242, 3230, 4012, 4310, 4484, 5015, 5605, 6460, 7327, 8189, 8620, 10030, 11210, 14654, 16378, 19057, 20060, 22420, 25429, 29308, 32756, 36635, 38114, 40945, 50858, 73270, 76228, 81890, 95285, 101716, 127145, 139213, 146540, 163780, 190570, 254290, 278426, 381140, 432293, 483151, 508580, 556852, 696065, 864586, 966302, 1392130, 1729172, 1932604, 2161465, 2415755, 2784260, 4322930, 4831510, 8213567, 8645860, 9663020, 16427134, 32854268, 41067835, 82135670, 164271340]

約数ペア:

[(1, 164271340), (2, 82135670), (4, 41067835), (5, 32854268), (10, 16427134), (17, 9663020), (19, 8645860), (20, 8213567), (34, 4831510), (38, 4322930), (59, 2784260), (68, 2415755), (76, 2161465), (85, 1932604), (95, 1729172), (118, 1392130), (170, 966302), (190, 864586), (236, 696065), (295, 556852), (323, 508580), (340, 483151), (380, 432293), (431, 381140), (590, 278426), (646, 254290), (862, 190570), (1003, 163780), (1121, 146540), (1180, 139213), (1292, 127145), (1615, 101716), (1724, 95285), (2006, 81890), (2155, 76228), (2242, 73270), (3230, 50858), (4012, 40945), (4310, 38114), (4484, 36635), (5015, 32756), (5605, 29308), (6460, 25429), (7327, 22420), (8189, 20060), (8620, 19057), (10030, 16378), (11210, 14654)]