1816258920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{127189}}^1$

素因数の和:127227

約数の個数: 128

約数和(自身を含む): 6593529600

約数和(自身を除く): 4777270680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 17, 20, 21, 24, 28, 30, 34, 35, 40, 42, 51, 56, 60, 68, 70, 84, 85, 102, 105, 119, 120, 136, 140, 168, 170, 204, 210, 238, 255, 280, 340, 357, 408, 420, 476, 510, 595, 680, 714, 840, 952, 1020, 1190, 1428, 1785, 2040, 2380, 2856, 3570, 4760, 7140, 14280, 127189, 254378, 381567, 508756, 635945, 763134, 890323, 1017512, 1271890, 1526268, 1780646, 1907835, 2162213, 2543780, 2670969, 3052536, 3561292, 3815670, 4324426, 4451615, 5087560, 5341938, 6486639, 7122584, 7631340, 8648852, 8903230, 10683876, 10811065, 12973278, 13354845, 15135491, 15262680, 17297704, 17806460, 21367752, 21622130, 25946556, 26709690, 30270982, 32433195, 35612920, 43244260, 45406473, 51893112, 53419380, 60541964, 64866390, 75677455, 86488520, 90812946, 106838760, 121083928, 129732780, 151354910, 181625892, 227032365, 259465560, 302709820, 363251784, 454064730, 605419640, 908129460, 1816258920]

約数ペア:

[(1, 1816258920), (2, 908129460), (3, 605419640), (4, 454064730), (5, 363251784), (6, 302709820), (7, 259465560), (8, 227032365), (10, 181625892), (12, 151354910), (14, 129732780), (15, 121083928), (17, 106838760), (20, 90812946), (21, 86488520), (24, 75677455), (28, 64866390), (30, 60541964), (34, 53419380), (35, 51893112), (40, 45406473), (42, 43244260), (51, 35612920), (56, 32433195), (60, 30270982), (68, 26709690), (70, 25946556), (84, 21622130), (85, 21367752), (102, 17806460), (105, 17297704), (119, 15262680), (120, 15135491), (136, 13354845), (140, 12973278), (168, 10811065), (170, 10683876), (204, 8903230), (210, 8648852), (238, 7631340), (255, 7122584), (280, 6486639), (340, 5341938), (357, 5087560), (408, 4451615), (420, 4324426), (476, 3815670), (510, 3561292), (595, 3052536), (680, 2670969), (714, 2543780), (840, 2162213), (952, 1907835), (1020, 1780646), (1190, 1526268), (1428, 1271890), (1785, 1017512), (2040, 890323), (2380, 763134), (2856, 635945), (3570, 508756), (4760, 381567), (7140, 254378), (14280, 127189)]