74490720

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{311}}^1\times {\mathrm{499}}^1$

素因数の和:828

約数の個数: 96

約数和(自身を含む): 235872000

約数和(自身を除く): 161381280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 311, 480, 499, 622, 933, 998, 1244, 1497, 1555, 1866, 1996, 2488, 2495, 2994, 3110, 3732, 3992, 4665, 4976, 4990, 5988, 6220, 7464, 7485, 7984, 9330, 9952, 9980, 11976, 12440, 14928, 14970, 15968, 18660, 19960, 23952, 24880, 29856, 29940, 37320, 39920, 47904, 49760, 59880, 74640, 79840, 119760, 149280, 155189, 239520, 310378, 465567, 620756, 775945, 931134, 1241512, 1551890, 1862268, 2327835, 2483024, 3103780, 3724536, 4655670, 4966048, 6207560, 7449072, 9311340, 12415120, 14898144, 18622680, 24830240, 37245360, 74490720]

約数ペア:

[(1, 74490720), (2, 37245360), (3, 24830240), (4, 18622680), (5, 14898144), (6, 12415120), (8, 9311340), (10, 7449072), (12, 6207560), (15, 4966048), (16, 4655670), (20, 3724536), (24, 3103780), (30, 2483024), (32, 2327835), (40, 1862268), (48, 1551890), (60, 1241512), (80, 931134), (96, 775945), (120, 620756), (160, 465567), (240, 310378), (311, 239520), (480, 155189), (499, 149280), (622, 119760), (933, 79840), (998, 74640), (1244, 59880), (1497, 49760), (1555, 47904), (1866, 39920), (1996, 37320), (2488, 29940), (2495, 29856), (2994, 24880), (3110, 23952), (3732, 19960), (3992, 18660), (4665, 15968), (4976, 14970), (4990, 14928), (5988, 12440), (6220, 11976), (7464, 9980), (7485, 9952), (7984, 9330)]