140838960

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{647}}^1\times {\mathrm{907}}^1$

素因数の和:1570

約数の個数: 80

約数和(自身を含む): 437757696

約数和(自身を除く): 296918736

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 647, 907, 1294, 1814, 1941, 2588, 2721, 3235, 3628, 3882, 4535, 5176, 5442, 6470, 7256, 7764, 9070, 9705, 10352, 10884, 12940, 13605, 14512, 15528, 18140, 19410, 21768, 25880, 27210, 31056, 36280, 38820, 43536, 51760, 54420, 72560, 77640, 108840, 155280, 217680, 586829, 1173658, 1760487, 2347316, 2934145, 3520974, 4694632, 5868290, 7041948, 8802435, 9389264, 11736580, 14083896, 17604870, 23473160, 28167792, 35209740, 46946320, 70419480, 140838960]

約数ペア:

[(1, 140838960), (2, 70419480), (3, 46946320), (4, 35209740), (5, 28167792), (6, 23473160), (8, 17604870), (10, 14083896), (12, 11736580), (15, 9389264), (16, 8802435), (20, 7041948), (24, 5868290), (30, 4694632), (40, 3520974), (48, 2934145), (60, 2347316), (80, 1760487), (120, 1173658), (240, 586829), (647, 217680), (907, 155280), (1294, 108840), (1814, 77640), (1941, 72560), (2588, 54420), (2721, 51760), (3235, 43536), (3628, 38820), (3882, 36280), (4535, 31056), (5176, 27210), (5442, 25880), (6470, 21768), (7256, 19410), (7764, 18140), (9070, 15528), (9705, 14512), (10352, 13605), (10884, 12940)]