19688040

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{3217}}^1$

素因数の和:3251

約数の個数: 96

約数和(自身を含む): 67771080

約数和(自身を除く): 48083040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 17, 18, 20, 24, 30, 34, 36, 40, 45, 51, 60, 68, 72, 85, 90, 102, 120, 136, 153, 170, 180, 204, 255, 306, 340, 360, 408, 510, 612, 680, 765, 1020, 1224, 1530, 2040, 3060, 3217, 6120, 6434, 9651, 12868, 16085, 19302, 25736, 28953, 32170, 38604, 48255, 54689, 57906, 64340, 77208, 96510, 109378, 115812, 128680, 144765, 164067, 193020, 218756, 231624, 273445, 289530, 328134, 386040, 437512, 492201, 546890, 579060, 656268, 820335, 984402, 1093780, 1158120, 1312536, 1640670, 1968804, 2187560, 2461005, 3281340, 3937608, 4922010, 6562680, 9844020, 19688040]

約数ペア:

[(1, 19688040), (2, 9844020), (3, 6562680), (4, 4922010), (5, 3937608), (6, 3281340), (8, 2461005), (9, 2187560), (10, 1968804), (12, 1640670), (15, 1312536), (17, 1158120), (18, 1093780), (20, 984402), (24, 820335), (30, 656268), (34, 579060), (36, 546890), (40, 492201), (45, 437512), (51, 386040), (60, 328134), (68, 289530), (72, 273445), (85, 231624), (90, 218756), (102, 193020), (120, 164067), (136, 144765), (153, 128680), (170, 115812), (180, 109378), (204, 96510), (255, 77208), (306, 64340), (340, 57906), (360, 54689), (408, 48255), (510, 38604), (612, 32170), (680, 28953), (765, 25736), (1020, 19302), (1224, 16085), (1530, 12868), (2040, 9651), (3060, 6434), (3217, 6120)]