285953920

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:157

約数の個数: 256

約数和(自身を含む): 846028800

約数和(自身を除く): 560074880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 29, 31, 32, 35, 40, 56, 58, 62, 64, 70, 71, 80, 112, 116, 124, 128, 140, 142, 145, 155, 160, 203, 217, 224, 232, 248, 280, 284, 290, 310, 320, 355, 406, 434, 448, 464, 496, 497, 560, 568, 580, 620, 640, 710, 812, 868, 896, 899, 928, 992, 994, 1015, 1085, 1120, 1136, 1160, 1240, 1420, 1624, 1736, 1798, 1856, 1984, 1988, 2030, 2059, 2170, 2201, 2240, 2272, 2320, 2480, 2485, 2840, 3248, 3472, 3596, 3712, 3968, 3976, 4060, 4118, 4340, 4402, 4480, 4495, 4544, 4640, 4960, 4970, 5680, 6293, 6496, 6944, 7192, 7952, 8120, 8236, 8680, 8804, 8990, 9088, 9280, 9920, 9940, 10295, 11005, 11360, 12586, 12992, 13888, 14384, 14413, 15407, 15904, 16240, 16472, 17360, 17608, 17980, 18560, 19840, 19880, 20590, 22010, 22720, 25172, 25984, 27776, 28768, 28826, 30814, 31465, 31808, 32480, 32944, 34720, 35216, 35960, 39760, 41180, 44020, 45440, 50344, 57536, 57652, 61628, 62930, 63616, 63829, 64960, 65888, 69440, 70432, 71920, 72065, 77035, 79520, 82360, 88040, 100688, 115072, 115304, 123256, 125860, 127658, 129920, 131776, 138880, 140864, 143840, 144130, 154070, 159040, 164720, 176080, 201376, 230608, 246512, 251720, 255316, 263552, 281728, 287680, 288260, 308140, 318080, 319145, 329440, 352160, 402752, 446803, 461216, 493024, 503440, 510632, 575360, 576520, 616280, 638290, 658880, 704320, 805504, 893606, 922432, 986048, 1006880, 1021264, 1153040, 1232560, 1276580, 1317760, 1408640, 1787212, 1844864, 1972096, 2013760, 2042528, 2234015, 2306080, 2465120, 2553160, 3574424, 4027520, 4085056, 4468030, 4612160, 4930240, 5106320, 7148848, 8170112, 8936060, 9224320, 9860480, 10212640, 14297696, 17872120, 20425280, 28595392, 35744240, 40850560, 57190784, 71488480, 142976960, 285953920]

約数ペア:

[(1, 285953920), (2, 142976960), (4, 71488480), (5, 57190784), (7, 40850560), (8, 35744240), (10, 28595392), (14, 20425280), (16, 17872120), (20, 14297696), (28, 10212640), (29, 9860480), (31, 9224320), (32, 8936060), (35, 8170112), (40, 7148848), (56, 5106320), (58, 4930240), (62, 4612160), (64, 4468030), (70, 4085056), (71, 4027520), (80, 3574424), (112, 2553160), (116, 2465120), (124, 2306080), (128, 2234015), (140, 2042528), (142, 2013760), (145, 1972096), (155, 1844864), (160, 1787212), (203, 1408640), (217, 1317760), (224, 1276580), (232, 1232560), (248, 1153040), (280, 1021264), (284, 1006880), (290, 986048), (310, 922432), (320, 893606), (355, 805504), (406, 704320), (434, 658880), (448, 638290), (464, 616280), (496, 576520), (497, 575360), (560, 510632), (568, 503440), (580, 493024), (620, 461216), (640, 446803), (710, 402752), (812, 352160), (868, 329440), (896, 319145), (899, 318080), (928, 308140), (992, 288260), (994, 287680), (1015, 281728), (1085, 263552), (1120, 255316), (1136, 251720), (1160, 246512), (1240, 230608), (1420, 201376), (1624, 176080), (1736, 164720), (1798, 159040), (1856, 154070), (1984, 144130), (1988, 143840), (2030, 140864), (2059, 138880), (2170, 131776), (2201, 129920), (2240, 127658), (2272, 125860), (2320, 123256), (2480, 115304), (2485, 115072), (2840, 100688), (3248, 88040), (3472, 82360), (3596, 79520), (3712, 77035), (3968, 72065), (3976, 71920), (4060, 70432), (4118, 69440), (4340, 65888), (4402, 64960), (4480, 63829), (4495, 63616), (4544, 62930), (4640, 61628), (4960, 57652), (4970, 57536), (5680, 50344), (6293, 45440), (6496, 44020), (6944, 41180), (7192, 39760), (7952, 35960), (8120, 35216), (8236, 34720), (8680, 32944), (8804, 32480), (8990, 31808), (9088, 31465), (9280, 30814), (9920, 28826), (9940, 28768), (10295, 27776), (11005, 25984), (11360, 25172), (12586, 22720), (12992, 22010), (13888, 20590), (14384, 19880), (14413, 19840), (15407, 18560), (15904, 17980), (16240, 17608), (16472, 17360)]