1799280

素因数分解:

$2^4\times 3^3\times 5^1\times 7^2\times {\mathrm{17}}^1$

素因数の和:53

約数の個数: 240

約数和(自身を含む): 7633440

約数和(自身を除く): 5834160

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 17, 18, 20, 21, 24, 27, 28, 30, 34, 35, 36, 40, 42, 45, 48, 49, 51, 54, 56, 60, 63, 68, 70, 72, 80, 84, 85, 90, 98, 102, 105, 108, 112, 119, 120, 126, 135, 136, 140, 144, 147, 153, 168, 170, 180, 189, 196, 204, 210, 216, 238, 240, 245, 252, 255, 270, 272, 280, 294, 306, 315, 336, 340, 357, 360, 378, 392, 408, 420, 432, 441, 459, 476, 490, 504, 510, 540, 560, 588, 595, 612, 630, 680, 714, 720, 735, 756, 765, 784, 816, 833, 840, 882, 918, 945, 952, 980, 1008, 1020, 1071, 1080, 1176, 1190, 1224, 1260, 1323, 1360, 1428, 1470, 1512, 1530, 1666, 1680, 1764, 1785, 1836, 1890, 1904, 1960, 2040, 2142, 2160, 2205, 2295, 2352, 2380, 2448, 2499, 2520, 2646, 2856, 2940, 3024, 3060, 3213, 3332, 3528, 3570, 3672, 3780, 3920, 4080, 4165, 4284, 4410, 4590, 4760, 4998, 5040, 5292, 5355, 5712, 5880, 6120, 6426, 6615, 6664, 7056, 7140, 7344, 7497, 7560, 8330, 8568, 8820, 9180, 9520, 9996, 10584, 10710, 11760, 12240, 12495, 12852, 13230, 13328, 14280, 14994, 15120, 16065, 16660, 17136, 17640, 18360, 19992, 21168, 21420, 22491, 24990, 25704, 26460, 28560, 29988, 32130, 33320, 35280, 36720, 37485, 39984, 42840, 44982, 49980, 51408, 52920, 59976, 64260, 66640, 74970, 85680, 89964, 99960, 105840, 112455, 119952, 128520, 149940, 179928, 199920, 224910, 257040, 299880, 359856, 449820, 599760, 899640, 1799280]

約数ペア:

[(1, 1799280), (2, 899640), (3, 599760), (4, 449820), (5, 359856), (6, 299880), (7, 257040), (8, 224910), (9, 199920), (10, 179928), (12, 149940), (14, 128520), (15, 119952), (16, 112455), (17, 105840), (18, 99960), (20, 89964), (21, 85680), (24, 74970), (27, 66640), (28, 64260), (30, 59976), (34, 52920), (35, 51408), (36, 49980), (40, 44982), (42, 42840), (45, 39984), (48, 37485), (49, 36720), (51, 35280), (54, 33320), (56, 32130), (60, 29988), (63, 28560), (68, 26460), (70, 25704), (72, 24990), (80, 22491), (84, 21420), (85, 21168), (90, 19992), (98, 18360), (102, 17640), (105, 17136), (108, 16660), (112, 16065), (119, 15120), (120, 14994), (126, 14280), (135, 13328), (136, 13230), (140, 12852), (144, 12495), (147, 12240), (153, 11760), (168, 10710), (170, 10584), (180, 9996), (189, 9520), (196, 9180), (204, 8820), (210, 8568), (216, 8330), (238, 7560), (240, 7497), (245, 7344), (252, 7140), (255, 7056), (270, 6664), (272, 6615), (280, 6426), (294, 6120), (306, 5880), (315, 5712), (336, 5355), (340, 5292), (357, 5040), (360, 4998), (378, 4760), (392, 4590), (408, 4410), (420, 4284), (432, 4165), (441, 4080), (459, 3920), (476, 3780), (490, 3672), (504, 3570), (510, 3528), (540, 3332), (560, 3213), (588, 3060), (595, 3024), (612, 2940), (630, 2856), (680, 2646), (714, 2520), (720, 2499), (735, 2448), (756, 2380), (765, 2352), (784, 2295), (816, 2205), (833, 2160), (840, 2142), (882, 2040), (918, 1960), (945, 1904), (952, 1890), (980, 1836), (1008, 1785), (1020, 1764), (1071, 1680), (1080, 1666), (1176, 1530), (1190, 1512), (1224, 1470), (1260, 1428), (1323, 1360)]