264571340

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:216

約数の個数: 144

約数和(自身を含む): 663616800

約数和(自身を除く): 399045460

約数列:

[1, 2, 4, 5, 10, 11, 17, 20, 22, 34, 44, 55, 59, 68, 85, 109, 110, 118, 121, 170, 187, 218, 220, 236, 242, 295, 340, 374, 436, 484, 545, 590, 605, 649, 748, 935, 1003, 1090, 1180, 1199, 1210, 1298, 1853, 1870, 2006, 2057, 2180, 2398, 2420, 2596, 3245, 3706, 3740, 4012, 4114, 4796, 5015, 5995, 6431, 6490, 7139, 7412, 8228, 9265, 10030, 10285, 11033, 11990, 12862, 12980, 13189, 14278, 18530, 20060, 20383, 20570, 22066, 23980, 25724, 26378, 28556, 32155, 35695, 37060, 40766, 41140, 44132, 52756, 55165, 64310, 65945, 70741, 71390, 81532, 101915, 109327, 110330, 121363, 128620, 131890, 141482, 142780, 203830, 218654, 220660, 224213, 242726, 263780, 282964, 353705, 407660, 437308, 448426, 485452, 546635, 606815, 707410, 778151, 896852, 1093270, 1121065, 1202597, 1213630, 1414820, 1556302, 2186540, 2242130, 2405194, 2427260, 3112604, 3890755, 4484260, 4810388, 6012985, 7781510, 12025970, 13228567, 15563020, 24051940, 26457134, 52914268, 66142835, 132285670, 264571340]

約数ペア:

[(1, 264571340), (2, 132285670), (4, 66142835), (5, 52914268), (10, 26457134), (11, 24051940), (17, 15563020), (20, 13228567), (22, 12025970), (34, 7781510), (44, 6012985), (55, 4810388), (59, 4484260), (68, 3890755), (85, 3112604), (109, 2427260), (110, 2405194), (118, 2242130), (121, 2186540), (170, 1556302), (187, 1414820), (218, 1213630), (220, 1202597), (236, 1121065), (242, 1093270), (295, 896852), (340, 778151), (374, 707410), (436, 606815), (484, 546635), (545, 485452), (590, 448426), (605, 437308), (649, 407660), (748, 353705), (935, 282964), (1003, 263780), (1090, 242726), (1180, 224213), (1199, 220660), (1210, 218654), (1298, 203830), (1853, 142780), (1870, 141482), (2006, 131890), (2057, 128620), (2180, 121363), (2398, 110330), (2420, 109327), (2596, 101915), (3245, 81532), (3706, 71390), (3740, 70741), (4012, 65945), (4114, 64310), (4796, 55165), (5015, 52756), (5995, 44132), (6431, 41140), (6490, 40766), (7139, 37060), (7412, 35695), (8228, 32155), (9265, 28556), (10030, 26378), (10285, 25724), (11033, 23980), (11990, 22066), (12862, 20570), (12980, 20383), (13189, 20060), (14278, 18530)]