102657940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{107}}^1$

素因数の和:230

約数の個数: 144

約数和(自身を含む): 279236160

約数和(自身を除く): 176578220

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 49, 55, 70, 77, 89, 98, 107, 110, 140, 154, 178, 196, 214, 220, 245, 308, 356, 385, 428, 445, 490, 535, 539, 623, 749, 770, 890, 979, 980, 1070, 1078, 1177, 1246, 1498, 1540, 1780, 1958, 2140, 2156, 2354, 2492, 2695, 2996, 3115, 3745, 3916, 4361, 4708, 4895, 5243, 5390, 5885, 6230, 6853, 7490, 8239, 8722, 9523, 9790, 10486, 10780, 11770, 12460, 13706, 14980, 16478, 17444, 19046, 19580, 20972, 21805, 23540, 26215, 27412, 32956, 34265, 38092, 41195, 43610, 47615, 47971, 52430, 57673, 66661, 68530, 82390, 87220, 95230, 95942, 104753, 104860, 115346, 133322, 137060, 164780, 190460, 191884, 209506, 230692, 239855, 266644, 288365, 333305, 419012, 466627, 479710, 523765, 576730, 666610, 733271, 933254, 959420, 1047530, 1153460, 1333220, 1466542, 1866508, 2095060, 2333135, 2933084, 3666355, 4666270, 5132897, 7332710, 9332540, 10265794, 14665420, 20531588, 25664485, 51328970, 102657940]

約数ペア:

[(1, 102657940), (2, 51328970), (4, 25664485), (5, 20531588), (7, 14665420), (10, 10265794), (11, 9332540), (14, 7332710), (20, 5132897), (22, 4666270), (28, 3666355), (35, 2933084), (44, 2333135), (49, 2095060), (55, 1866508), (70, 1466542), (77, 1333220), (89, 1153460), (98, 1047530), (107, 959420), (110, 933254), (140, 733271), (154, 666610), (178, 576730), (196, 523765), (214, 479710), (220, 466627), (245, 419012), (308, 333305), (356, 288365), (385, 266644), (428, 239855), (445, 230692), (490, 209506), (535, 191884), (539, 190460), (623, 164780), (749, 137060), (770, 133322), (890, 115346), (979, 104860), (980, 104753), (1070, 95942), (1078, 95230), (1177, 87220), (1246, 82390), (1498, 68530), (1540, 66661), (1780, 57673), (1958, 52430), (2140, 47971), (2156, 47615), (2354, 43610), (2492, 41195), (2695, 38092), (2996, 34265), (3115, 32956), (3745, 27412), (3916, 26215), (4361, 23540), (4708, 21805), (4895, 20972), (5243, 19580), (5390, 19046), (5885, 17444), (6230, 16478), (6853, 14980), (7490, 13706), (8239, 12460), (8722, 11770), (9523, 10780), (9790, 10486)]