1820101320

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1559}}^1$

素因数の和:1649

約数の個数: 256

約数和(自身を含む): 6469632000

約数和(自身を除く): 4649530680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 47, 54, 60, 69, 72, 90, 92, 94, 108, 115, 120, 135, 138, 141, 180, 184, 188, 207, 216, 230, 235, 270, 276, 282, 345, 360, 376, 414, 423, 460, 470, 540, 552, 564, 621, 690, 705, 828, 846, 920, 940, 1035, 1080, 1081, 1128, 1242, 1269, 1380, 1410, 1559, 1656, 1692, 1880, 2070, 2115, 2162, 2484, 2538, 2760, 2820, 3105, 3118, 3243, 3384, 4140, 4230, 4324, 4677, 4968, 5076, 5405, 5640, 6210, 6236, 6345, 6486, 7795, 8280, 8460, 8648, 9354, 9729, 10152, 10810, 12420, 12472, 12690, 12972, 14031, 15590, 16215, 16920, 18708, 19458, 21620, 23385, 24840, 25380, 25944, 28062, 29187, 31180, 32430, 35857, 37416, 38916, 42093, 43240, 46770, 48645, 50760, 56124, 58374, 62360, 64860, 70155, 71714, 73273, 77832, 84186, 93540, 97290, 107571, 112248, 116748, 129720, 140310, 143428, 145935, 146546, 168372, 179285, 187080, 194580, 210465, 215142, 219819, 233496, 280620, 286856, 291870, 293092, 322713, 336744, 358570, 366365, 389160, 420930, 430284, 439638, 537855, 561240, 583740, 586184, 645426, 659457, 717140, 732730, 841860, 860568, 879276, 968139, 1075710, 1099095, 1167480, 1290852, 1318914, 1434280, 1465460, 1613565, 1683720, 1685279, 1758552, 1936278, 1978371, 2151420, 2198190, 2581704, 2637828, 2930920, 3227130, 3297285, 3370558, 3872556, 3956742, 4302840, 4396380, 4840695, 5055837, 5275656, 6454260, 6594570, 6741116, 7745112, 7913484, 8426395, 8792760, 9681390, 9891855, 10111674, 12908520, 13189140, 13482232, 15167511, 15826968, 16852790, 19362780, 19783710, 20223348, 25279185, 26378280, 30335022, 33705580, 38725560, 39567420, 40446696, 45502533, 50558370, 60670044, 67411160, 75837555, 79134840, 91005066, 101116740, 121340088, 151675110, 182010132, 202233480, 227512665, 303350220, 364020264, 455025330, 606700440, 910050660, 1820101320]

約数ペア:

[(1, 1820101320), (2, 910050660), (3, 606700440), (4, 455025330), (5, 364020264), (6, 303350220), (8, 227512665), (9, 202233480), (10, 182010132), (12, 151675110), (15, 121340088), (18, 101116740), (20, 91005066), (23, 79134840), (24, 75837555), (27, 67411160), (30, 60670044), (36, 50558370), (40, 45502533), (45, 40446696), (46, 39567420), (47, 38725560), (54, 33705580), (60, 30335022), (69, 26378280), (72, 25279185), (90, 20223348), (92, 19783710), (94, 19362780), (108, 16852790), (115, 15826968), (120, 15167511), (135, 13482232), (138, 13189140), (141, 12908520), (180, 10111674), (184, 9891855), (188, 9681390), (207, 8792760), (216, 8426395), (230, 7913484), (235, 7745112), (270, 6741116), (276, 6594570), (282, 6454260), (345, 5275656), (360, 5055837), (376, 4840695), (414, 4396380), (423, 4302840), (460, 3956742), (470, 3872556), (540, 3370558), (552, 3297285), (564, 3227130), (621, 2930920), (690, 2637828), (705, 2581704), (828, 2198190), (846, 2151420), (920, 1978371), (940, 1936278), (1035, 1758552), (1080, 1685279), (1081, 1683720), (1128, 1613565), (1242, 1465460), (1269, 1434280), (1380, 1318914), (1410, 1290852), (1559, 1167480), (1656, 1099095), (1692, 1075710), (1880, 968139), (2070, 879276), (2115, 860568), (2162, 841860), (2484, 732730), (2538, 717140), (2760, 659457), (2820, 645426), (3105, 586184), (3118, 583740), (3243, 561240), (3384, 537855), (4140, 439638), (4230, 430284), (4324, 420930), (4677, 389160), (4968, 366365), (5076, 358570), (5405, 336744), (5640, 322713), (6210, 293092), (6236, 291870), (6345, 286856), (6486, 280620), (7795, 233496), (8280, 219819), (8460, 215142), (8648, 210465), (9354, 194580), (9729, 187080), (10152, 179285), (10810, 168372), (12420, 146546), (12472, 145935), (12690, 143428), (12972, 140310), (14031, 129720), (15590, 116748), (16215, 112248), (16920, 107571), (18708, 97290), (19458, 93540), (21620, 84186), (23385, 77832), (24840, 73273), (25380, 71714), (25944, 70155), (28062, 64860), (29187, 62360), (31180, 58374), (32430, 56124), (35857, 50760), (37416, 48645), (38916, 46770), (42093, 43240)]