121780860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{179}}^1$

素因数の和:260

約数の個数: 192

約数和(自身を含む): 391910400

約数和(自身を除く): 270129540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 23, 29, 30, 34, 46, 51, 58, 60, 68, 69, 85, 87, 92, 102, 115, 116, 138, 145, 170, 174, 179, 204, 230, 255, 276, 290, 340, 345, 348, 358, 391, 435, 460, 493, 510, 537, 580, 667, 690, 716, 782, 870, 895, 986, 1020, 1074, 1173, 1334, 1380, 1479, 1564, 1740, 1790, 1955, 1972, 2001, 2148, 2346, 2465, 2668, 2685, 2958, 3043, 3335, 3580, 3910, 4002, 4117, 4692, 4930, 5191, 5370, 5865, 5916, 6086, 6670, 7395, 7820, 8004, 8234, 9129, 9860, 10005, 10382, 10740, 11339, 11730, 12172, 12351, 13340, 14790, 15215, 15573, 16468, 18258, 20010, 20585, 20764, 22678, 23460, 24702, 25955, 29580, 30430, 31146, 34017, 36516, 40020, 41170, 45356, 45645, 49404, 51910, 56695, 60860, 61755, 62292, 68034, 69989, 77865, 82340, 88247, 91290, 103820, 113390, 119393, 123510, 136068, 139978, 155730, 170085, 176494, 182580, 209967, 226780, 238786, 247020, 264741, 279956, 311460, 340170, 349945, 352988, 358179, 419934, 441235, 477572, 529482, 596965, 680340, 699890, 716358, 839868, 882470, 1049835, 1058964, 1193930, 1323705, 1399780, 1432716, 1764940, 1790895, 2029681, 2099670, 2387860, 2647410, 3581790, 4059362, 4199340, 5294820, 6089043, 7163580, 8118724, 10148405, 12178086, 20296810, 24356172, 30445215, 40593620, 60890430, 121780860]

約数ペア:

[(1, 121780860), (2, 60890430), (3, 40593620), (4, 30445215), (5, 24356172), (6, 20296810), (10, 12178086), (12, 10148405), (15, 8118724), (17, 7163580), (20, 6089043), (23, 5294820), (29, 4199340), (30, 4059362), (34, 3581790), (46, 2647410), (51, 2387860), (58, 2099670), (60, 2029681), (68, 1790895), (69, 1764940), (85, 1432716), (87, 1399780), (92, 1323705), (102, 1193930), (115, 1058964), (116, 1049835), (138, 882470), (145, 839868), (170, 716358), (174, 699890), (179, 680340), (204, 596965), (230, 529482), (255, 477572), (276, 441235), (290, 419934), (340, 358179), (345, 352988), (348, 349945), (358, 340170), (391, 311460), (435, 279956), (460, 264741), (493, 247020), (510, 238786), (537, 226780), (580, 209967), (667, 182580), (690, 176494), (716, 170085), (782, 155730), (870, 139978), (895, 136068), (986, 123510), (1020, 119393), (1074, 113390), (1173, 103820), (1334, 91290), (1380, 88247), (1479, 82340), (1564, 77865), (1740, 69989), (1790, 68034), (1955, 62292), (1972, 61755), (2001, 60860), (2148, 56695), (2346, 51910), (2465, 49404), (2668, 45645), (2685, 45356), (2958, 41170), (3043, 40020), (3335, 36516), (3580, 34017), (3910, 31146), (4002, 30430), (4117, 29580), (4692, 25955), (4930, 24702), (5191, 23460), (5370, 22678), (5865, 20764), (5916, 20585), (6086, 20010), (6670, 18258), (7395, 16468), (7820, 15573), (8004, 15215), (8234, 14790), (9129, 13340), (9860, 12351), (10005, 12172), (10382, 11730), (10740, 11339)]