161735280

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{809}}^1$

素因数の和:856

約数の個数: 240

約数和(自身を含む): 618308640

約数和(自身を除く): 456573360

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 48, 49, 51, 56, 60, 68, 70, 80, 84, 85, 98, 102, 105, 112, 119, 120, 136, 140, 147, 168, 170, 196, 204, 210, 238, 240, 245, 255, 272, 280, 294, 336, 340, 357, 392, 408, 420, 476, 490, 510, 560, 588, 595, 680, 714, 735, 784, 809, 816, 833, 840, 952, 980, 1020, 1176, 1190, 1360, 1428, 1470, 1618, 1666, 1680, 1785, 1904, 1960, 2040, 2352, 2380, 2427, 2499, 2856, 2940, 3236, 3332, 3570, 3920, 4045, 4080, 4165, 4760, 4854, 4998, 5663, 5712, 5880, 6472, 6664, 7140, 8090, 8330, 9520, 9708, 9996, 11326, 11760, 12135, 12495, 12944, 13328, 13753, 14280, 16180, 16660, 16989, 19416, 19992, 22652, 24270, 24990, 27506, 28315, 28560, 32360, 33320, 33978, 38832, 39641, 39984, 41259, 45304, 48540, 49980, 55012, 56630, 64720, 66640, 67956, 68765, 79282, 82518, 84945, 90608, 96271, 97080, 99960, 110024, 113260, 118923, 135912, 137530, 158564, 165036, 169890, 192542, 194160, 198205, 199920, 206295, 220048, 226520, 237846, 271824, 275060, 288813, 317128, 330072, 339780, 385084, 396410, 412590, 453040, 475692, 481355, 550120, 577626, 594615, 634256, 660144, 673897, 679560, 770168, 792820, 825180, 951384, 962710, 1100240, 1155252, 1189230, 1347794, 1359120, 1444065, 1540336, 1585640, 1650360, 1902768, 1925420, 2021691, 2310504, 2378460, 2695588, 2888130, 3171280, 3300720, 3369485, 3850840, 4043382, 4621008, 4756920, 5391176, 5776260, 6738970, 7701680, 8086764, 9513840, 10108455, 10782352, 11552520, 13477940, 16173528, 20216910, 23105040, 26955880, 32347056, 40433820, 53911760, 80867640, 161735280]

約数ペア:

[(1, 161735280), (2, 80867640), (3, 53911760), (4, 40433820), (5, 32347056), (6, 26955880), (7, 23105040), (8, 20216910), (10, 16173528), (12, 13477940), (14, 11552520), (15, 10782352), (16, 10108455), (17, 9513840), (20, 8086764), (21, 7701680), (24, 6738970), (28, 5776260), (30, 5391176), (34, 4756920), (35, 4621008), (40, 4043382), (42, 3850840), (48, 3369485), (49, 3300720), (51, 3171280), (56, 2888130), (60, 2695588), (68, 2378460), (70, 2310504), (80, 2021691), (84, 1925420), (85, 1902768), (98, 1650360), (102, 1585640), (105, 1540336), (112, 1444065), (119, 1359120), (120, 1347794), (136, 1189230), (140, 1155252), (147, 1100240), (168, 962710), (170, 951384), (196, 825180), (204, 792820), (210, 770168), (238, 679560), (240, 673897), (245, 660144), (255, 634256), (272, 594615), (280, 577626), (294, 550120), (336, 481355), (340, 475692), (357, 453040), (392, 412590), (408, 396410), (420, 385084), (476, 339780), (490, 330072), (510, 317128), (560, 288813), (588, 275060), (595, 271824), (680, 237846), (714, 226520), (735, 220048), (784, 206295), (809, 199920), (816, 198205), (833, 194160), (840, 192542), (952, 169890), (980, 165036), (1020, 158564), (1176, 137530), (1190, 135912), (1360, 118923), (1428, 113260), (1470, 110024), (1618, 99960), (1666, 97080), (1680, 96271), (1785, 90608), (1904, 84945), (1960, 82518), (2040, 79282), (2352, 68765), (2380, 67956), (2427, 66640), (2499, 64720), (2856, 56630), (2940, 55012), (3236, 49980), (3332, 48540), (3570, 45304), (3920, 41259), (4045, 39984), (4080, 39641), (4165, 38832), (4760, 33978), (4854, 33320), (4998, 32360), (5663, 28560), (5712, 28315), (5880, 27506), (6472, 24990), (6664, 24270), (7140, 22652), (8090, 19992), (8330, 19416), (9520, 16989), (9708, 16660), (9996, 16180), (11326, 14280), (11760, 13753), (12135, 13328), (12495, 12944)]