2690478840

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{277}}^1\times {\mathrm{373}}^1$

素因数の和:702

約数の個数: 256

約数和(自身を含む): 9582059520

約数和(自身を除く): 6891580680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 31, 35, 40, 42, 56, 60, 62, 70, 84, 93, 105, 120, 124, 140, 155, 168, 186, 210, 217, 248, 277, 280, 310, 372, 373, 420, 434, 465, 554, 620, 651, 744, 746, 831, 840, 868, 930, 1085, 1108, 1119, 1240, 1302, 1385, 1492, 1662, 1736, 1860, 1865, 1939, 2170, 2216, 2238, 2604, 2611, 2770, 2984, 3255, 3324, 3720, 3730, 3878, 4155, 4340, 4476, 5208, 5222, 5540, 5595, 5817, 6510, 6648, 7460, 7756, 7833, 8310, 8587, 8680, 8952, 9695, 10444, 11080, 11190, 11563, 11634, 13020, 13055, 14920, 15512, 15666, 16620, 17174, 19390, 20888, 22380, 23126, 23268, 25761, 26040, 26110, 29085, 31332, 33240, 34348, 34689, 38780, 39165, 42935, 44760, 46252, 46536, 51522, 52220, 57815, 58170, 60109, 62664, 68696, 69378, 77560, 78330, 80941, 85870, 92504, 103044, 103321, 104440, 115630, 116340, 120218, 128805, 138756, 156660, 161882, 171740, 173445, 180327, 206088, 206642, 231260, 232680, 240436, 242823, 257610, 277512, 300545, 309963, 313320, 323764, 343480, 346890, 360654, 404705, 413284, 462520, 480872, 485646, 515220, 516605, 601090, 619926, 647528, 693780, 721308, 723247, 809410, 826568, 901635, 971292, 1030440, 1033210, 1202180, 1214115, 1239852, 1387560, 1442616, 1446494, 1549815, 1618820, 1803270, 1942584, 2066420, 2169741, 2404360, 2428230, 2479704, 2892988, 3099630, 3202951, 3237640, 3606540, 3616235, 4132840, 4339482, 4856460, 5785976, 6199260, 6405902, 7213080, 7232470, 8678964, 9608853, 9712920, 10848705, 12398520, 12811804, 14464940, 16014755, 17357928, 19217706, 21697410, 22420657, 25623608, 28929880, 32029510, 38435412, 43394820, 44841314, 48044265, 64059020, 67261971, 76870824, 86789640, 89682628, 96088530, 112103285, 128118040, 134523942, 179365256, 192177060, 224206570, 269047884, 336309855, 384354120, 448413140, 538095768, 672619710, 896826280, 1345239420, 2690478840]

約数ペア:

[(1, 2690478840), (2, 1345239420), (3, 896826280), (4, 672619710), (5, 538095768), (6, 448413140), (7, 384354120), (8, 336309855), (10, 269047884), (12, 224206570), (14, 192177060), (15, 179365256), (20, 134523942), (21, 128118040), (24, 112103285), (28, 96088530), (30, 89682628), (31, 86789640), (35, 76870824), (40, 67261971), (42, 64059020), (56, 48044265), (60, 44841314), (62, 43394820), (70, 38435412), (84, 32029510), (93, 28929880), (105, 25623608), (120, 22420657), (124, 21697410), (140, 19217706), (155, 17357928), (168, 16014755), (186, 14464940), (210, 12811804), (217, 12398520), (248, 10848705), (277, 9712920), (280, 9608853), (310, 8678964), (372, 7232470), (373, 7213080), (420, 6405902), (434, 6199260), (465, 5785976), (554, 4856460), (620, 4339482), (651, 4132840), (744, 3616235), (746, 3606540), (831, 3237640), (840, 3202951), (868, 3099630), (930, 2892988), (1085, 2479704), (1108, 2428230), (1119, 2404360), (1240, 2169741), (1302, 2066420), (1385, 1942584), (1492, 1803270), (1662, 1618820), (1736, 1549815), (1860, 1446494), (1865, 1442616), (1939, 1387560), (2170, 1239852), (2216, 1214115), (2238, 1202180), (2604, 1033210), (2611, 1030440), (2770, 971292), (2984, 901635), (3255, 826568), (3324, 809410), (3720, 723247), (3730, 721308), (3878, 693780), (4155, 647528), (4340, 619926), (4476, 601090), (5208, 516605), (5222, 515220), (5540, 485646), (5595, 480872), (5817, 462520), (6510, 413284), (6648, 404705), (7460, 360654), (7756, 346890), (7833, 343480), (8310, 323764), (8587, 313320), (8680, 309963), (8952, 300545), (9695, 277512), (10444, 257610), (11080, 242823), (11190, 240436), (11563, 232680), (11634, 231260), (13020, 206642), (13055, 206088), (14920, 180327), (15512, 173445), (15666, 171740), (16620, 161882), (17174, 156660), (19390, 138756), (20888, 128805), (22380, 120218), (23126, 116340), (23268, 115630), (25761, 104440), (26040, 103321), (26110, 103044), (29085, 92504), (31332, 85870), (33240, 80941), (34348, 78330), (34689, 77560), (38780, 69378), (39165, 68696), (42935, 62664), (44760, 60109), (46252, 58170), (46536, 57815), (51522, 52220)]