18479520

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{313}}^1$

素因数の和:375

約数の個数: 144

約数和(自身を含む): 64805832

約数和(自身を除く): 46326312

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 41, 45, 48, 60, 72, 80, 82, 90, 96, 120, 123, 144, 160, 164, 180, 205, 240, 246, 288, 313, 328, 360, 369, 410, 480, 492, 615, 626, 656, 720, 738, 820, 939, 984, 1230, 1252, 1312, 1440, 1476, 1565, 1640, 1845, 1878, 1968, 2460, 2504, 2817, 2952, 3130, 3280, 3690, 3756, 3936, 4695, 4920, 5008, 5634, 5904, 6260, 6560, 7380, 7512, 9390, 9840, 10016, 11268, 11808, 12520, 12833, 14085, 14760, 15024, 18780, 19680, 22536, 25040, 25666, 28170, 29520, 30048, 37560, 38499, 45072, 50080, 51332, 56340, 59040, 64165, 75120, 76998, 90144, 102664, 112680, 115497, 128330, 150240, 153996, 192495, 205328, 225360, 230994, 256660, 307992, 384990, 410656, 450720, 461988, 513320, 577485, 615984, 769980, 923976, 1026640, 1154970, 1231968, 1539960, 1847952, 2053280, 2309940, 3079920, 3695904, 4619880, 6159840, 9239760, 18479520]

約数ペア:

[(1, 18479520), (2, 9239760), (3, 6159840), (4, 4619880), (5, 3695904), (6, 3079920), (8, 2309940), (9, 2053280), (10, 1847952), (12, 1539960), (15, 1231968), (16, 1154970), (18, 1026640), (20, 923976), (24, 769980), (30, 615984), (32, 577485), (36, 513320), (40, 461988), (41, 450720), (45, 410656), (48, 384990), (60, 307992), (72, 256660), (80, 230994), (82, 225360), (90, 205328), (96, 192495), (120, 153996), (123, 150240), (144, 128330), (160, 115497), (164, 112680), (180, 102664), (205, 90144), (240, 76998), (246, 75120), (288, 64165), (313, 59040), (328, 56340), (360, 51332), (369, 50080), (410, 45072), (480, 38499), (492, 37560), (615, 30048), (626, 29520), (656, 28170), (720, 25666), (738, 25040), (820, 22536), (939, 19680), (984, 18780), (1230, 15024), (1252, 14760), (1312, 14085), (1440, 12833), (1476, 12520), (1565, 11808), (1640, 11268), (1845, 10016), (1878, 9840), (1968, 9390), (2460, 7512), (2504, 7380), (2817, 6560), (2952, 6260), (3130, 5904), (3280, 5634), (3690, 5008), (3756, 4920), (3936, 4695)]