18369720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{73}}^1\times {\mathrm{233}}^1$

素因数の和:326

約数の個数: 128

約数和(自身を含む): 62337600

約数和(自身を除く): 43967880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 73, 90, 108, 120, 135, 146, 180, 216, 219, 233, 270, 292, 360, 365, 438, 466, 540, 584, 657, 699, 730, 876, 932, 1080, 1095, 1165, 1314, 1398, 1460, 1752, 1864, 1971, 2097, 2190, 2330, 2628, 2796, 2920, 3285, 3495, 3942, 4194, 4380, 4660, 5256, 5592, 6291, 6570, 6990, 7884, 8388, 8760, 9320, 9855, 10485, 12582, 13140, 13980, 15768, 16776, 17009, 19710, 20970, 25164, 26280, 27960, 31455, 34018, 39420, 41940, 50328, 51027, 62910, 68036, 78840, 83880, 85045, 102054, 125820, 136072, 153081, 170090, 204108, 251640, 255135, 306162, 340180, 408216, 459243, 510270, 612324, 680360, 765405, 918486, 1020540, 1224648, 1530810, 1836972, 2041080, 2296215, 3061620, 3673944, 4592430, 6123240, 9184860, 18369720]

約数ペア:

[(1, 18369720), (2, 9184860), (3, 6123240), (4, 4592430), (5, 3673944), (6, 3061620), (8, 2296215), (9, 2041080), (10, 1836972), (12, 1530810), (15, 1224648), (18, 1020540), (20, 918486), (24, 765405), (27, 680360), (30, 612324), (36, 510270), (40, 459243), (45, 408216), (54, 340180), (60, 306162), (72, 255135), (73, 251640), (90, 204108), (108, 170090), (120, 153081), (135, 136072), (146, 125820), (180, 102054), (216, 85045), (219, 83880), (233, 78840), (270, 68036), (292, 62910), (360, 51027), (365, 50328), (438, 41940), (466, 39420), (540, 34018), (584, 31455), (657, 27960), (699, 26280), (730, 25164), (876, 20970), (932, 19710), (1080, 17009), (1095, 16776), (1165, 15768), (1314, 13980), (1398, 13140), (1460, 12582), (1752, 10485), (1864, 9855), (1971, 9320), (2097, 8760), (2190, 8388), (2330, 7884), (2628, 6990), (2796, 6570), (2920, 6291), (3285, 5592), (3495, 5256), (3942, 4660), (4194, 4380)]