639562560

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7321}}^1$

素因数の和:7361

約数の個数: 224

約数和(自身を含む): 2499555072

約数和(自身を除く): 1859992512

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 13, 14, 15, 16, 20, 21, 24, 26, 28, 30, 32, 35, 39, 40, 42, 48, 52, 56, 60, 64, 65, 70, 78, 80, 84, 91, 96, 104, 105, 112, 120, 130, 140, 156, 160, 168, 182, 192, 195, 208, 210, 224, 240, 260, 273, 280, 312, 320, 336, 364, 390, 416, 420, 448, 455, 480, 520, 546, 560, 624, 672, 728, 780, 832, 840, 910, 960, 1040, 1092, 1120, 1248, 1344, 1365, 1456, 1560, 1680, 1820, 2080, 2184, 2240, 2496, 2730, 2912, 3120, 3360, 3640, 4160, 4368, 5460, 5824, 6240, 6720, 7280, 7321, 8736, 10920, 12480, 14560, 14642, 17472, 21840, 21963, 29120, 29284, 36605, 43680, 43926, 51247, 58568, 73210, 87360, 87852, 95173, 102494, 109815, 117136, 146420, 153741, 175704, 190346, 204988, 219630, 234272, 256235, 285519, 292840, 307482, 351408, 380692, 409976, 439260, 468544, 475865, 512470, 571038, 585680, 614964, 666211, 702816, 761384, 768705, 819952, 878520, 951730, 1024940, 1142076, 1171360, 1229928, 1332422, 1405632, 1427595, 1522768, 1537410, 1639904, 1757040, 1903460, 1998633, 2049880, 2284152, 2342720, 2459856, 2664844, 2855190, 3045536, 3074820, 3279808, 3331055, 3514080, 3806920, 3997266, 4099760, 4568304, 4919712, 5329688, 5710380, 6091072, 6149640, 6662110, 7028160, 7613840, 7994532, 8199520, 9136608, 9839424, 9993165, 10659376, 11420760, 12299280, 13324220, 15227680, 15989064, 16399040, 18273216, 19986330, 21318752, 22841520, 24598560, 26648440, 30455360, 31978128, 39972660, 42637504, 45683040, 49197120, 53296880, 63956256, 79945320, 91366080, 106593760, 127912512, 159890640, 213187520, 319781280, 639562560]

約数ペア:

[(1, 639562560), (2, 319781280), (3, 213187520), (4, 159890640), (5, 127912512), (6, 106593760), (7, 91366080), (8, 79945320), (10, 63956256), (12, 53296880), (13, 49197120), (14, 45683040), (15, 42637504), (16, 39972660), (20, 31978128), (21, 30455360), (24, 26648440), (26, 24598560), (28, 22841520), (30, 21318752), (32, 19986330), (35, 18273216), (39, 16399040), (40, 15989064), (42, 15227680), (48, 13324220), (52, 12299280), (56, 11420760), (60, 10659376), (64, 9993165), (65, 9839424), (70, 9136608), (78, 8199520), (80, 7994532), (84, 7613840), (91, 7028160), (96, 6662110), (104, 6149640), (105, 6091072), (112, 5710380), (120, 5329688), (130, 4919712), (140, 4568304), (156, 4099760), (160, 3997266), (168, 3806920), (182, 3514080), (192, 3331055), (195, 3279808), (208, 3074820), (210, 3045536), (224, 2855190), (240, 2664844), (260, 2459856), (273, 2342720), (280, 2284152), (312, 2049880), (320, 1998633), (336, 1903460), (364, 1757040), (390, 1639904), (416, 1537410), (420, 1522768), (448, 1427595), (455, 1405632), (480, 1332422), (520, 1229928), (546, 1171360), (560, 1142076), (624, 1024940), (672, 951730), (728, 878520), (780, 819952), (832, 768705), (840, 761384), (910, 702816), (960, 666211), (1040, 614964), (1092, 585680), (1120, 571038), (1248, 512470), (1344, 475865), (1365, 468544), (1456, 439260), (1560, 409976), (1680, 380692), (1820, 351408), (2080, 307482), (2184, 292840), (2240, 285519), (2496, 256235), (2730, 234272), (2912, 219630), (3120, 204988), (3360, 190346), (3640, 175704), (4160, 153741), (4368, 146420), (5460, 117136), (5824, 109815), (6240, 102494), (6720, 95173), (7280, 87852), (7321, 87360), (8736, 73210), (10920, 58568), (12480, 51247), (14560, 43926), (14642, 43680), (17472, 36605), (21840, 29284), (21963, 29120)]