645080128

素因数分解:

$2^6\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{587}}^1$

素因数の和:840

約数の個数: 112

約数和(自身を含む): 1605832704

約数和(自身を除く): 960752576

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 154, 176, 223, 224, 308, 352, 446, 448, 587, 616, 704, 892, 1174, 1232, 1561, 1784, 2348, 2453, 2464, 3122, 3568, 4109, 4696, 4906, 4928, 6244, 6457, 7136, 8218, 9392, 9812, 12488, 12914, 14272, 16436, 17171, 18784, 19624, 24976, 25828, 32872, 34342, 37568, 39248, 45199, 49952, 51656, 65744, 68684, 78496, 90398, 99904, 103312, 130901, 131488, 137368, 156992, 180796, 206624, 261802, 262976, 274736, 361592, 413248, 523604, 549472, 723184, 916307, 1047208, 1098944, 1439911, 1446368, 1832614, 2094416, 2879822, 2892736, 3665228, 4188832, 5759644, 7330456, 8377664, 10079377, 11519288, 14660912, 20158754, 23038576, 29321824, 40317508, 46077152, 58643648, 80635016, 92154304, 161270032, 322540064, 645080128]

約数ペア:

[(1, 645080128), (2, 322540064), (4, 161270032), (7, 92154304), (8, 80635016), (11, 58643648), (14, 46077152), (16, 40317508), (22, 29321824), (28, 23038576), (32, 20158754), (44, 14660912), (56, 11519288), (64, 10079377), (77, 8377664), (88, 7330456), (112, 5759644), (154, 4188832), (176, 3665228), (223, 2892736), (224, 2879822), (308, 2094416), (352, 1832614), (446, 1446368), (448, 1439911), (587, 1098944), (616, 1047208), (704, 916307), (892, 723184), (1174, 549472), (1232, 523604), (1561, 413248), (1784, 361592), (2348, 274736), (2453, 262976), (2464, 261802), (3122, 206624), (3568, 180796), (4109, 156992), (4696, 137368), (4906, 131488), (4928, 130901), (6244, 103312), (6457, 99904), (7136, 90398), (8218, 78496), (9392, 68684), (9812, 65744), (12488, 51656), (12914, 49952), (14272, 45199), (16436, 39248), (17171, 37568), (18784, 34342), (19624, 32872), (24976, 25828)]