281887040

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{653}}^1$

素因数の和:760

約数の個数: 112

約数和(自身を含む): 717621120

約数和(自身を除く): 435734080

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 71, 76, 80, 95, 142, 152, 160, 190, 284, 304, 320, 355, 380, 568, 608, 653, 710, 760, 1136, 1216, 1306, 1349, 1420, 1520, 2272, 2612, 2698, 2840, 3040, 3265, 4544, 5224, 5396, 5680, 6080, 6530, 6745, 10448, 10792, 11360, 12407, 13060, 13490, 20896, 21584, 22720, 24814, 26120, 26980, 41792, 43168, 46363, 49628, 52240, 53960, 62035, 86336, 92726, 99256, 104480, 107920, 124070, 185452, 198512, 208960, 215840, 231815, 248140, 370904, 397024, 431680, 463630, 496280, 741808, 794048, 880897, 927260, 992560, 1483616, 1761794, 1854520, 1985120, 2967232, 3523588, 3709040, 3970240, 4404485, 7047176, 7418080, 8808970, 14094352, 14836160, 17617940, 28188704, 35235880, 56377408, 70471760, 140943520, 281887040]

約数ペア:

[(1, 281887040), (2, 140943520), (4, 70471760), (5, 56377408), (8, 35235880), (10, 28188704), (16, 17617940), (19, 14836160), (20, 14094352), (32, 8808970), (38, 7418080), (40, 7047176), (64, 4404485), (71, 3970240), (76, 3709040), (80, 3523588), (95, 2967232), (142, 1985120), (152, 1854520), (160, 1761794), (190, 1483616), (284, 992560), (304, 927260), (320, 880897), (355, 794048), (380, 741808), (568, 496280), (608, 463630), (653, 431680), (710, 397024), (760, 370904), (1136, 248140), (1216, 231815), (1306, 215840), (1349, 208960), (1420, 198512), (1520, 185452), (2272, 124070), (2612, 107920), (2698, 104480), (2840, 99256), (3040, 92726), (3265, 86336), (4544, 62035), (5224, 53960), (5396, 52240), (5680, 49628), (6080, 46363), (6530, 43168), (6745, 41792), (10448, 26980), (10792, 26120), (11360, 24814), (12407, 22720), (13060, 21584), (13490, 20896)]