199320240

素因数分解:

$2^4\times 3^1\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{997}}^1$

素因数の和:1044

約数の個数: 240

約数和(自身を含む): 761817312

約数和(自身を除く): 562497072

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, 816, 833, 840, 952, 980, 997, 1020, 1176, 1190, 1360, 1428, 1470, 1666, 1680, 1785, 1904, 1960, 1994, 2040, 2352, 2380, 2499, 2856, 2940, 2991, 3332, 3570, 3920, 3988, 4080, 4165, 4760, 4985, 4998, 5712, 5880, 5982, 6664, 6979, 7140, 7976, 8330, 9520, 9970, 9996, 11760, 11964, 12495, 13328, 13958, 14280, 14955, 15952, 16660, 16949, 19940, 19992, 20937, 23928, 24990, 27916, 28560, 29910, 33320, 33898, 34895, 39880, 39984, 41874, 47856, 48853, 49980, 50847, 55832, 59820, 66640, 67796, 69790, 79760, 83748, 84745, 97706, 99960, 101694, 104685, 111664, 118643, 119640, 135592, 139580, 146559, 167496, 169490, 195412, 199920, 203388, 209370, 237286, 239280, 244265, 254235, 271184, 279160, 293118, 334992, 338980, 355929, 390824, 406776, 418740, 474572, 488530, 508470, 558320, 586236, 593215, 677960, 711858, 732795, 781648, 813552, 830501, 837480, 949144, 977060, 1016940, 1172472, 1186430, 1355920, 1423716, 1465590, 1661002, 1674960, 1779645, 1898288, 1954120, 2033880, 2344944, 2372860, 2491503, 2847432, 2931180, 3322004, 3559290, 3908240, 4067760, 4152505, 4745720, 4983006, 5694864, 5862360, 6644008, 7118580, 8305010, 9491440, 9966012, 11724720, 12457515, 13288016, 14237160, 16610020, 19932024, 24915030, 28474320, 33220040, 39864048, 49830060, 66440080, 99660120, 199320240]

約数ペア:

[(1, 199320240), (2, 99660120), (3, 66440080), (4, 49830060), (5, 39864048), (6, 33220040), (7, 28474320), (8, 24915030), (10, 19932024), (12, 16610020), (14, 14237160), (15, 13288016), (16, 12457515), (17, 11724720), (20, 9966012), (21, 9491440), (24, 8305010), (28, 7118580), (30, 6644008), (34, 5862360), (35, 5694864), (40, 4983006), (42, 4745720), (48, 4152505), (49, 4067760), (51, 3908240), (56, 3559290), (60, 3322004), (68, 2931180), (70, 2847432), (80, 2491503), (84, 2372860), (85, 2344944), (98, 2033880), (102, 1954120), (105, 1898288), (112, 1779645), (119, 1674960), (120, 1661002), (136, 1465590), (140, 1423716), (147, 1355920), (168, 1186430), (170, 1172472), (196, 1016940), (204, 977060), (210, 949144), (238, 837480), (240, 830501), (245, 813552), (255, 781648), (272, 732795), (280, 711858), (294, 677960), (336, 593215), (340, 586236), (357, 558320), (392, 508470), (408, 488530), (420, 474572), (476, 418740), (490, 406776), (510, 390824), (560, 355929), (588, 338980), (595, 334992), (680, 293118), (714, 279160), (735, 271184), (784, 254235), (816, 244265), (833, 239280), (840, 237286), (952, 209370), (980, 203388), (997, 199920), (1020, 195412), (1176, 169490), (1190, 167496), (1360, 146559), (1428, 139580), (1470, 135592), (1666, 119640), (1680, 118643), (1785, 111664), (1904, 104685), (1960, 101694), (1994, 99960), (2040, 97706), (2352, 84745), (2380, 83748), (2499, 79760), (2856, 69790), (2940, 67796), (2991, 66640), (3332, 59820), (3570, 55832), (3920, 50847), (3988, 49980), (4080, 48853), (4165, 47856), (4760, 41874), (4985, 39984), (4998, 39880), (5712, 34895), (5880, 33898), (5982, 33320), (6664, 29910), (6979, 28560), (7140, 27916), (7976, 24990), (8330, 23928), (9520, 20937), (9970, 19992), (9996, 19940), (11760, 16949), (11964, 16660), (12495, 15952), (13328, 14955), (13958, 14280)]