318875920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{11689}}^1$

素因数の和:11744

約数の個数: 80

約数和(自身を含む): 834946560

約数和(自身を除く): 516070640

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 31, 40, 44, 55, 62, 80, 88, 110, 124, 155, 176, 220, 248, 310, 341, 440, 496, 620, 682, 880, 1240, 1364, 1705, 2480, 2728, 3410, 5456, 6820, 11689, 13640, 23378, 27280, 46756, 58445, 93512, 116890, 128579, 187024, 233780, 257158, 362359, 467560, 514316, 642895, 724718, 935120, 1028632, 1285790, 1449436, 1811795, 2057264, 2571580, 2898872, 3623590, 3985949, 5143160, 5797744, 7247180, 7971898, 10286320, 14494360, 15943796, 19929745, 28988720, 31887592, 39859490, 63775184, 79718980, 159437960, 318875920]

約数ペア:

[(1, 318875920), (2, 159437960), (4, 79718980), (5, 63775184), (8, 39859490), (10, 31887592), (11, 28988720), (16, 19929745), (20, 15943796), (22, 14494360), (31, 10286320), (40, 7971898), (44, 7247180), (55, 5797744), (62, 5143160), (80, 3985949), (88, 3623590), (110, 2898872), (124, 2571580), (155, 2057264), (176, 1811795), (220, 1449436), (248, 1285790), (310, 1028632), (341, 935120), (440, 724718), (496, 642895), (620, 514316), (682, 467560), (880, 362359), (1240, 257158), (1364, 233780), (1705, 187024), (2480, 128579), (2728, 116890), (3410, 93512), (5456, 58445), (6820, 46756), (11689, 27280), (13640, 23378)]