18304920

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1034

約数の個数: 128

約数和(自身を含む): 64670400

約数和(自身を除く): 46365480

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 27, 30, 34, 36, 40, 45, 51, 54, 60, 68, 72, 85, 90, 102, 108, 120, 135, 136, 153, 170, 180, 204, 216, 255, 270, 306, 340, 360, 408, 459, 510, 540, 612, 680, 765, 918, 997, 1020, 1080, 1224, 1530, 1836, 1994, 2040, 2295, 2991, 3060, 3672, 3988, 4590, 4985, 5982, 6120, 7976, 8973, 9180, 9970, 11964, 14955, 16949, 17946, 18360, 19940, 23928, 26919, 29910, 33898, 35892, 39880, 44865, 50847, 53838, 59820, 67796, 71784, 84745, 89730, 101694, 107676, 119640, 134595, 135592, 152541, 169490, 179460, 203388, 215352, 254235, 269190, 305082, 338980, 358920, 406776, 457623, 508470, 538380, 610164, 677960, 762705, 915246, 1016940, 1076760, 1220328, 1525410, 1830492, 2033880, 2288115, 3050820, 3660984, 4576230, 6101640, 9152460, 18304920]

約数ペア:

[(1, 18304920), (2, 9152460), (3, 6101640), (4, 4576230), (5, 3660984), (6, 3050820), (8, 2288115), (9, 2033880), (10, 1830492), (12, 1525410), (15, 1220328), (17, 1076760), (18, 1016940), (20, 915246), (24, 762705), (27, 677960), (30, 610164), (34, 538380), (36, 508470), (40, 457623), (45, 406776), (51, 358920), (54, 338980), (60, 305082), (68, 269190), (72, 254235), (85, 215352), (90, 203388), (102, 179460), (108, 169490), (120, 152541), (135, 135592), (136, 134595), (153, 119640), (170, 107676), (180, 101694), (204, 89730), (216, 84745), (255, 71784), (270, 67796), (306, 59820), (340, 53838), (360, 50847), (408, 44865), (459, 39880), (510, 35892), (540, 33898), (612, 29910), (680, 26919), (765, 23928), (918, 19940), (997, 18360), (1020, 17946), (1080, 16949), (1224, 14955), (1530, 11964), (1836, 9970), (1994, 9180), (2040, 8973), (2295, 7976), (2991, 6120), (3060, 5982), (3672, 4985), (3988, 4590)]