20663636520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{49157}}^1$

素因数の和:49315

約数の個数: 128

約数和(自身を含む): 64558218240

約数和(自身を除く): 43894581720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 31, 40, 60, 62, 93, 113, 120, 124, 155, 186, 226, 248, 310, 339, 372, 452, 465, 565, 620, 678, 744, 904, 930, 1130, 1240, 1356, 1695, 1860, 2260, 2712, 3390, 3503, 3720, 4520, 6780, 7006, 10509, 13560, 14012, 17515, 21018, 28024, 35030, 42036, 49157, 52545, 70060, 84072, 98314, 105090, 140120, 147471, 196628, 210180, 245785, 294942, 393256, 420360, 491570, 589884, 737355, 983140, 1179768, 1474710, 1523867, 1966280, 2949420, 3047734, 4571601, 5554741, 5898840, 6095468, 7619335, 9143202, 11109482, 12190936, 15238670, 16664223, 18286404, 22218964, 22858005, 27773705, 30477340, 33328446, 36572808, 44437928, 45716010, 55547410, 60954680, 66656892, 83321115, 91432020, 111094820, 133313784, 166642230, 172196971, 182864040, 222189640, 333284460, 344393942, 516590913, 666568920, 688787884, 860984855, 1033181826, 1377575768, 1721969710, 2066363652, 2582954565, 3443939420, 4132727304, 5165909130, 6887878840, 10331818260, 20663636520]

約数ペア:

[(1, 20663636520), (2, 10331818260), (3, 6887878840), (4, 5165909130), (5, 4132727304), (6, 3443939420), (8, 2582954565), (10, 2066363652), (12, 1721969710), (15, 1377575768), (20, 1033181826), (24, 860984855), (30, 688787884), (31, 666568920), (40, 516590913), (60, 344393942), (62, 333284460), (93, 222189640), (113, 182864040), (120, 172196971), (124, 166642230), (155, 133313784), (186, 111094820), (226, 91432020), (248, 83321115), (310, 66656892), (339, 60954680), (372, 55547410), (452, 45716010), (465, 44437928), (565, 36572808), (620, 33328446), (678, 30477340), (744, 27773705), (904, 22858005), (930, 22218964), (1130, 18286404), (1240, 16664223), (1356, 15238670), (1695, 12190936), (1860, 11109482), (2260, 9143202), (2712, 7619335), (3390, 6095468), (3503, 5898840), (3720, 5554741), (4520, 4571601), (6780, 3047734), (7006, 2949420), (10509, 1966280), (13560, 1523867), (14012, 1474710), (17515, 1179768), (21018, 983140), (28024, 737355), (35030, 589884), (42036, 491570), (49157, 420360), (52545, 393256), (70060, 294942), (84072, 245785), (98314, 210180), (105090, 196628), (140120, 147471)]