220400460

素因数分解:

$2^2\times 3^3\times 5^1\times 7^1\times {\mathrm{199}}^1\times {\mathrm{293}}^1$

素因数の和:517

約数の個数: 192

約数和(自身を含む): 790272000

約数和(自身を除く): 569871540

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 27, 28, 30, 35, 36, 42, 45, 54, 60, 63, 70, 84, 90, 105, 108, 126, 135, 140, 180, 189, 199, 210, 252, 270, 293, 315, 378, 398, 420, 540, 586, 597, 630, 756, 796, 879, 945, 995, 1172, 1194, 1260, 1393, 1465, 1758, 1791, 1890, 1990, 2051, 2388, 2637, 2786, 2930, 2985, 3516, 3582, 3780, 3980, 4102, 4179, 4395, 5274, 5373, 5572, 5860, 5970, 6153, 6965, 7164, 7911, 8204, 8358, 8790, 8955, 10255, 10548, 10746, 11940, 12306, 12537, 13185, 13930, 15822, 16716, 17580, 17910, 18459, 20510, 20895, 21492, 24612, 25074, 26370, 26865, 27860, 30765, 31644, 35820, 36918, 37611, 39555, 41020, 41790, 50148, 52740, 53730, 55377, 58307, 61530, 62685, 73836, 75222, 79110, 83580, 92295, 107460, 110754, 116614, 123060, 125370, 150444, 158220, 174921, 184590, 188055, 221508, 233228, 250740, 276885, 291535, 349842, 369180, 376110, 408149, 524763, 553770, 583070, 699684, 752220, 816298, 874605, 1049526, 1107540, 1166140, 1224447, 1574289, 1632596, 1749210, 2040745, 2099052, 2448894, 2623815, 3148578, 3498420, 3673341, 4081490, 4897788, 5247630, 6122235, 6297156, 7346682, 7871445, 8162980, 10495260, 11020023, 12244470, 14693364, 15742890, 18366705, 22040046, 24488940, 31485780, 36733410, 44080092, 55100115, 73466820, 110200230, 220400460]

約数ペア:

[(1, 220400460), (2, 110200230), (3, 73466820), (4, 55100115), (5, 44080092), (6, 36733410), (7, 31485780), (9, 24488940), (10, 22040046), (12, 18366705), (14, 15742890), (15, 14693364), (18, 12244470), (20, 11020023), (21, 10495260), (27, 8162980), (28, 7871445), (30, 7346682), (35, 6297156), (36, 6122235), (42, 5247630), (45, 4897788), (54, 4081490), (60, 3673341), (63, 3498420), (70, 3148578), (84, 2623815), (90, 2448894), (105, 2099052), (108, 2040745), (126, 1749210), (135, 1632596), (140, 1574289), (180, 1224447), (189, 1166140), (199, 1107540), (210, 1049526), (252, 874605), (270, 816298), (293, 752220), (315, 699684), (378, 583070), (398, 553770), (420, 524763), (540, 408149), (586, 376110), (597, 369180), (630, 349842), (756, 291535), (796, 276885), (879, 250740), (945, 233228), (995, 221508), (1172, 188055), (1194, 184590), (1260, 174921), (1393, 158220), (1465, 150444), (1758, 125370), (1791, 123060), (1890, 116614), (1990, 110754), (2051, 107460), (2388, 92295), (2637, 83580), (2786, 79110), (2930, 75222), (2985, 73836), (3516, 62685), (3582, 61530), (3780, 58307), (3980, 55377), (4102, 53730), (4179, 52740), (4395, 50148), (5274, 41790), (5373, 41020), (5572, 39555), (5860, 37611), (5970, 36918), (6153, 35820), (6965, 31644), (7164, 30765), (7911, 27860), (8204, 26865), (8358, 26370), (8790, 25074), (8955, 24612), (10255, 21492), (10548, 20895), (10746, 20510), (11940, 18459), (12306, 17910), (12537, 17580), (13185, 16716), (13930, 15822)]