209153520

素因数分解:

$2^4\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{15289}}^1$

素因数の和:15327

約数の個数: 120

約数和(自身を含む): 739424400

約数和(自身を除く): 530270880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 19, 20, 24, 30, 36, 38, 40, 45, 48, 57, 60, 72, 76, 80, 90, 95, 114, 120, 144, 152, 171, 180, 190, 228, 240, 285, 304, 342, 360, 380, 456, 570, 684, 720, 760, 855, 912, 1140, 1368, 1520, 1710, 2280, 2736, 3420, 4560, 6840, 13680, 15289, 30578, 45867, 61156, 76445, 91734, 122312, 137601, 152890, 183468, 229335, 244624, 275202, 290491, 305780, 366936, 458670, 550404, 580982, 611560, 688005, 733872, 871473, 917340, 1100808, 1161964, 1223120, 1376010, 1452455, 1742946, 1834680, 2201616, 2323928, 2614419, 2752020, 2904910, 3485892, 3669360, 4357365, 4647856, 5228838, 5504040, 5809820, 6971784, 8714730, 10457676, 11008080, 11619640, 13072095, 13943568, 17429460, 20915352, 23239280, 26144190, 34858920, 41830704, 52288380, 69717840, 104576760, 209153520]

約数ペア:

[(1, 209153520), (2, 104576760), (3, 69717840), (4, 52288380), (5, 41830704), (6, 34858920), (8, 26144190), (9, 23239280), (10, 20915352), (12, 17429460), (15, 13943568), (16, 13072095), (18, 11619640), (19, 11008080), (20, 10457676), (24, 8714730), (30, 6971784), (36, 5809820), (38, 5504040), (40, 5228838), (45, 4647856), (48, 4357365), (57, 3669360), (60, 3485892), (72, 2904910), (76, 2752020), (80, 2614419), (90, 2323928), (95, 2201616), (114, 1834680), (120, 1742946), (144, 1452455), (152, 1376010), (171, 1223120), (180, 1161964), (190, 1100808), (228, 917340), (240, 871473), (285, 733872), (304, 688005), (342, 611560), (360, 580982), (380, 550404), (456, 458670), (570, 366936), (684, 305780), (720, 290491), (760, 275202), (855, 244624), (912, 229335), (1140, 183468), (1368, 152890), (1520, 137601), (1710, 122312), (2280, 91734), (2736, 76445), (3420, 61156), (4560, 45867), (6840, 30578), (13680, 15289)]