642320640

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4289}}^1$

素因数の和:4329

約数の個数: 216

約数和(自身を含む): 2393871480

約数和(自身を除く): 1751550840

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 576, 585, 624, 640, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1440, 1560, 1664, 1872, 1920, 2080, 2304, 2340, 2496, 2880, 3120, 3328, 3744, 3840, 4160, 4289, 4680, 4992, 5760, 6240, 7488, 8320, 8578, 9360, 9984, 11520, 12480, 12867, 14976, 16640, 17156, 18720, 21445, 24960, 25734, 29952, 34312, 37440, 38601, 42890, 49920, 51468, 55757, 64335, 68624, 74880, 77202, 85780, 102936, 111514, 128670, 137248, 149760, 154404, 167271, 171560, 193005, 205872, 223028, 257340, 274496, 278785, 308808, 334542, 343120, 386010, 411744, 446056, 501813, 514680, 548992, 557570, 617616, 669084, 686240, 772020, 823488, 836355, 892112, 1003626, 1029360, 1097984, 1115140, 1235232, 1338168, 1372480, 1544040, 1646976, 1672710, 1784224, 2007252, 2058720, 2230280, 2470464, 2509065, 2676336, 2744960, 3088080, 3293952, 3345420, 3568448, 4014504, 4117440, 4460560, 4940928, 5018130, 5352672, 5489920, 6176160, 6690840, 7136896, 8029008, 8234880, 8921120, 9881856, 10036260, 10705344, 12352320, 13381680, 14273792, 16058016, 16469760, 17842240, 20072520, 21410688, 24704640, 26763360, 32116032, 35684480, 40145040, 42821376, 49409280, 53526720, 64232064, 71368960, 80290080, 107053440, 128464128, 160580160, 214106880, 321160320, 642320640]

約数ペア:

[(1, 642320640), (2, 321160320), (3, 214106880), (4, 160580160), (5, 128464128), (6, 107053440), (8, 80290080), (9, 71368960), (10, 64232064), (12, 53526720), (13, 49409280), (15, 42821376), (16, 40145040), (18, 35684480), (20, 32116032), (24, 26763360), (26, 24704640), (30, 21410688), (32, 20072520), (36, 17842240), (39, 16469760), (40, 16058016), (45, 14273792), (48, 13381680), (52, 12352320), (60, 10705344), (64, 10036260), (65, 9881856), (72, 8921120), (78, 8234880), (80, 8029008), (90, 7136896), (96, 6690840), (104, 6176160), (117, 5489920), (120, 5352672), (128, 5018130), (130, 4940928), (144, 4460560), (156, 4117440), (160, 4014504), (180, 3568448), (192, 3345420), (195, 3293952), (208, 3088080), (234, 2744960), (240, 2676336), (256, 2509065), (260, 2470464), (288, 2230280), (312, 2058720), (320, 2007252), (360, 1784224), (384, 1672710), (390, 1646976), (416, 1544040), (468, 1372480), (480, 1338168), (520, 1235232), (576, 1115140), (585, 1097984), (624, 1029360), (640, 1003626), (720, 892112), (768, 836355), (780, 823488), (832, 772020), (936, 686240), (960, 669084), (1040, 617616), (1152, 557570), (1170, 548992), (1248, 514680), (1280, 501813), (1440, 446056), (1560, 411744), (1664, 386010), (1872, 343120), (1920, 334542), (2080, 308808), (2304, 278785), (2340, 274496), (2496, 257340), (2880, 223028), (3120, 205872), (3328, 193005), (3744, 171560), (3840, 167271), (4160, 154404), (4289, 149760), (4680, 137248), (4992, 128670), (5760, 111514), (6240, 102936), (7488, 85780), (8320, 77202), (8578, 74880), (9360, 68624), (9984, 64335), (11520, 55757), (12480, 51468), (12867, 49920), (14976, 42890), (16640, 38601), (17156, 37440), (18720, 34312), (21445, 29952), (24960, 25734)]