66878595

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{181}}^1$

素因数の和:242

約数の個数: 128

約数和(自身を含む): 150958080

約数和(自身を除く): 84079485

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 23, 27, 35, 45, 51, 63, 69, 85, 105, 115, 119, 135, 153, 161, 181, 189, 207, 255, 315, 345, 357, 391, 459, 483, 543, 595, 621, 765, 805, 905, 945, 1035, 1071, 1173, 1267, 1449, 1629, 1785, 1955, 2295, 2415, 2715, 2737, 3077, 3105, 3213, 3519, 3801, 4163, 4347, 4887, 5355, 5865, 6335, 7245, 8145, 8211, 9231, 10557, 11403, 12489, 13685, 15385, 16065, 17595, 19005, 20815, 21539, 21735, 24435, 24633, 27693, 29141, 34209, 37467, 41055, 46155, 52785, 57015, 62445, 64617, 70771, 73899, 83079, 87423, 107695, 112401, 123165, 138465, 145705, 171045, 187335, 193851, 212313, 262269, 323085, 353855, 369495, 415395, 437115, 495397, 562005, 581553, 636939, 786807, 969255, 1061565, 1311345, 1486191, 1910817, 2476985, 2907765, 3184695, 3934035, 4458573, 7430955, 9554085, 13375719, 22292865, 66878595]

約数ペア:

[(1, 66878595), (3, 22292865), (5, 13375719), (7, 9554085), (9, 7430955), (15, 4458573), (17, 3934035), (21, 3184695), (23, 2907765), (27, 2476985), (35, 1910817), (45, 1486191), (51, 1311345), (63, 1061565), (69, 969255), (85, 786807), (105, 636939), (115, 581553), (119, 562005), (135, 495397), (153, 437115), (161, 415395), (181, 369495), (189, 353855), (207, 323085), (255, 262269), (315, 212313), (345, 193851), (357, 187335), (391, 171045), (459, 145705), (483, 138465), (543, 123165), (595, 112401), (621, 107695), (765, 87423), (805, 83079), (905, 73899), (945, 70771), (1035, 64617), (1071, 62445), (1173, 57015), (1267, 52785), (1449, 46155), (1629, 41055), (1785, 37467), (1955, 34209), (2295, 29141), (2415, 27693), (2715, 24633), (2737, 24435), (3077, 21735), (3105, 21539), (3213, 20815), (3519, 19005), (3801, 17595), (4163, 16065), (4347, 15385), (4887, 13685), (5355, 12489), (5865, 11403), (6335, 10557), (7245, 9231), (8145, 8211)]