427981680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^3\times {\mathrm{1733}}^1$

素因数の和:1773

約数の個数: 240

約数和(自身を含む): 1677124800

約数和(自身を除く): 1249143120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 49, 56, 60, 63, 70, 72, 80, 84, 90, 98, 105, 112, 120, 126, 140, 144, 147, 168, 180, 196, 210, 240, 245, 252, 280, 294, 315, 336, 343, 360, 392, 420, 441, 490, 504, 560, 588, 630, 686, 720, 735, 784, 840, 882, 980, 1008, 1029, 1176, 1260, 1372, 1470, 1680, 1715, 1733, 1764, 1960, 2058, 2205, 2352, 2520, 2744, 2940, 3087, 3430, 3466, 3528, 3920, 4116, 4410, 5040, 5145, 5199, 5488, 5880, 6174, 6860, 6932, 7056, 8232, 8665, 8820, 10290, 10398, 11760, 12131, 12348, 13720, 13864, 15435, 15597, 16464, 17330, 17640, 20580, 20796, 24262, 24696, 25995, 27440, 27728, 30870, 31194, 34660, 35280, 36393, 41160, 41592, 48524, 49392, 51990, 60655, 61740, 62388, 69320, 72786, 77985, 82320, 83184, 84917, 97048, 103980, 109179, 121310, 123480, 124776, 138640, 145572, 155970, 169834, 181965, 194096, 207960, 218358, 242620, 246960, 249552, 254751, 291144, 311940, 339668, 363930, 415920, 424585, 436716, 485240, 509502, 545895, 582288, 594419, 623880, 679336, 727860, 764253, 849170, 873432, 970480, 1019004, 1091790, 1188838, 1247760, 1273755, 1358672, 1455720, 1528506, 1698340, 1746864, 1783257, 2038008, 2183580, 2377676, 2547510, 2911440, 2972095, 3057012, 3396680, 3566514, 3821265, 4076016, 4367160, 4755352, 5095020, 5349771, 5944190, 6114024, 6793360, 7133028, 7642530, 8734320, 8916285, 9510704, 10190040, 10699542, 11888380, 12228048, 14266056, 15285060, 17832570, 20380080, 21399084, 23776760, 26748855, 28532112, 30570120, 35665140, 42798168, 47553520, 53497710, 61140240, 71330280, 85596336, 106995420, 142660560, 213990840, 427981680]

約数ペア:

[(1, 427981680), (2, 213990840), (3, 142660560), (4, 106995420), (5, 85596336), (6, 71330280), (7, 61140240), (8, 53497710), (9, 47553520), (10, 42798168), (12, 35665140), (14, 30570120), (15, 28532112), (16, 26748855), (18, 23776760), (20, 21399084), (21, 20380080), (24, 17832570), (28, 15285060), (30, 14266056), (35, 12228048), (36, 11888380), (40, 10699542), (42, 10190040), (45, 9510704), (48, 8916285), (49, 8734320), (56, 7642530), (60, 7133028), (63, 6793360), (70, 6114024), (72, 5944190), (80, 5349771), (84, 5095020), (90, 4755352), (98, 4367160), (105, 4076016), (112, 3821265), (120, 3566514), (126, 3396680), (140, 3057012), (144, 2972095), (147, 2911440), (168, 2547510), (180, 2377676), (196, 2183580), (210, 2038008), (240, 1783257), (245, 1746864), (252, 1698340), (280, 1528506), (294, 1455720), (315, 1358672), (336, 1273755), (343, 1247760), (360, 1188838), (392, 1091790), (420, 1019004), (441, 970480), (490, 873432), (504, 849170), (560, 764253), (588, 727860), (630, 679336), (686, 623880), (720, 594419), (735, 582288), (784, 545895), (840, 509502), (882, 485240), (980, 436716), (1008, 424585), (1029, 415920), (1176, 363930), (1260, 339668), (1372, 311940), (1470, 291144), (1680, 254751), (1715, 249552), (1733, 246960), (1764, 242620), (1960, 218358), (2058, 207960), (2205, 194096), (2352, 181965), (2520, 169834), (2744, 155970), (2940, 145572), (3087, 138640), (3430, 124776), (3466, 123480), (3528, 121310), (3920, 109179), (4116, 103980), (4410, 97048), (5040, 84917), (5145, 83184), (5199, 82320), (5488, 77985), (5880, 72786), (6174, 69320), (6860, 62388), (6932, 61740), (7056, 60655), (8232, 51990), (8665, 49392), (8820, 48524), (10290, 41592), (10398, 41160), (11760, 36393), (12131, 35280), (12348, 34660), (13720, 31194), (13864, 30870), (15435, 27728), (15597, 27440), (16464, 25995), (17330, 24696), (17640, 24262), (20580, 20796)]