400007790

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{13}}^3\times {\mathrm{17}}^2$

素因数の和:93

約数の個数: 288

約数和(自身を含む): 1367795520

約数和(自身を除く): 967787730

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 13, 14, 15, 17, 18, 21, 26, 30, 34, 35, 39, 42, 45, 51, 63, 65, 70, 78, 85, 90, 91, 102, 105, 117, 119, 126, 130, 153, 169, 170, 182, 195, 210, 221, 234, 238, 255, 273, 289, 306, 315, 338, 357, 390, 442, 455, 507, 510, 546, 578, 585, 595, 630, 663, 714, 765, 819, 845, 867, 910, 1014, 1071, 1105, 1170, 1183, 1190, 1326, 1365, 1445, 1521, 1530, 1547, 1638, 1690, 1734, 1785, 1989, 2023, 2142, 2197, 2210, 2366, 2535, 2601, 2730, 2873, 2890, 3042, 3094, 3315, 3549, 3570, 3757, 3978, 4046, 4095, 4335, 4394, 4641, 5070, 5202, 5355, 5746, 5915, 6069, 6591, 6630, 7098, 7514, 7605, 7735, 8190, 8619, 8670, 9282, 9945, 10115, 10647, 10710, 10985, 11271, 11830, 12138, 13005, 13182, 13923, 14365, 15210, 15379, 15470, 17238, 17745, 18207, 18785, 19773, 19890, 20111, 20230, 21294, 21970, 22542, 23205, 25857, 26010, 26299, 27846, 28730, 30345, 30758, 32955, 33813, 35490, 36414, 37349, 37570, 39546, 40222, 43095, 46137, 46410, 48841, 51714, 52598, 53235, 56355, 60333, 60690, 65910, 67626, 69615, 74698, 76895, 78897, 86190, 91035, 92274, 97682, 98865, 100555, 106470, 112047, 112710, 120666, 129285, 131495, 138411, 139230, 146523, 153790, 157794, 169065, 180999, 182070, 186745, 197730, 201110, 224094, 230685, 236691, 244205, 258570, 261443, 262990, 276822, 293046, 301665, 336141, 338130, 341887, 361998, 373490, 394485, 439569, 461370, 473382, 488410, 522886, 560235, 603330, 634933, 672282, 683774, 692055, 732615, 784329, 788970, 879138, 904995, 1025661, 1120470, 1183455, 1269866, 1307215, 1384110, 1465230, 1568658, 1680705, 1709435, 1809990, 1904799, 2051322, 2197845, 2352987, 2366910, 2614430, 3076983, 3174665, 3361410, 3418870, 3809598, 3921645, 4395690, 4444531, 4705974, 5128305, 5714397, 6153966, 6349330, 7843290, 8889062, 9523995, 10256610, 11428794, 11764935, 13333593, 15384915, 19047990, 22222655, 23529870, 26667186, 28571985, 30769830, 40000779, 44445310, 57143970, 66667965, 80001558, 133335930, 200003895, 400007790]

約数ペア:

[(1, 400007790), (2, 200003895), (3, 133335930), (5, 80001558), (6, 66667965), (7, 57143970), (9, 44445310), (10, 40000779), (13, 30769830), (14, 28571985), (15, 26667186), (17, 23529870), (18, 22222655), (21, 19047990), (26, 15384915), (30, 13333593), (34, 11764935), (35, 11428794), (39, 10256610), (42, 9523995), (45, 8889062), (51, 7843290), (63, 6349330), (65, 6153966), (70, 5714397), (78, 5128305), (85, 4705974), (90, 4444531), (91, 4395690), (102, 3921645), (105, 3809598), (117, 3418870), (119, 3361410), (126, 3174665), (130, 3076983), (153, 2614430), (169, 2366910), (170, 2352987), (182, 2197845), (195, 2051322), (210, 1904799), (221, 1809990), (234, 1709435), (238, 1680705), (255, 1568658), (273, 1465230), (289, 1384110), (306, 1307215), (315, 1269866), (338, 1183455), (357, 1120470), (390, 1025661), (442, 904995), (455, 879138), (507, 788970), (510, 784329), (546, 732615), (578, 692055), (585, 683774), (595, 672282), (630, 634933), (663, 603330), (714, 560235), (765, 522886), (819, 488410), (845, 473382), (867, 461370), (910, 439569), (1014, 394485), (1071, 373490), (1105, 361998), (1170, 341887), (1183, 338130), (1190, 336141), (1326, 301665), (1365, 293046), (1445, 276822), (1521, 262990), (1530, 261443), (1547, 258570), (1638, 244205), (1690, 236691), (1734, 230685), (1785, 224094), (1989, 201110), (2023, 197730), (2142, 186745), (2197, 182070), (2210, 180999), (2366, 169065), (2535, 157794), (2601, 153790), (2730, 146523), (2873, 139230), (2890, 138411), (3042, 131495), (3094, 129285), (3315, 120666), (3549, 112710), (3570, 112047), (3757, 106470), (3978, 100555), (4046, 98865), (4095, 97682), (4335, 92274), (4394, 91035), (4641, 86190), (5070, 78897), (5202, 76895), (5355, 74698), (5746, 69615), (5915, 67626), (6069, 65910), (6591, 60690), (6630, 60333), (7098, 56355), (7514, 53235), (7605, 52598), (7735, 51714), (8190, 48841), (8619, 46410), (8670, 46137), (9282, 43095), (9945, 40222), (10115, 39546), (10647, 37570), (10710, 37349), (10985, 36414), (11271, 35490), (11830, 33813), (12138, 32955), (13005, 30758), (13182, 30345), (13923, 28730), (14365, 27846), (15210, 26299), (15379, 26010), (15470, 25857), (17238, 23205), (17745, 22542), (18207, 21970), (18785, 21294), (19773, 20230), (19890, 20111)]