155777280

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{359}}^1$

素因数の和:496

約数の個数: 144

約数和(自身を含む): 503314560

約数和(自身を除く): 347537280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 113, 120, 128, 160, 192, 226, 240, 256, 320, 339, 359, 384, 452, 480, 565, 640, 678, 718, 768, 904, 960, 1077, 1130, 1280, 1356, 1436, 1695, 1795, 1808, 1920, 2154, 2260, 2712, 2872, 3390, 3590, 3616, 3840, 4308, 4520, 5385, 5424, 5744, 6780, 7180, 7232, 8616, 9040, 10770, 10848, 11488, 13560, 14360, 14464, 17232, 18080, 21540, 21696, 22976, 27120, 28720, 28928, 34464, 36160, 40567, 43080, 43392, 45952, 54240, 57440, 68928, 72320, 81134, 86160, 86784, 91904, 108480, 114880, 121701, 137856, 144640, 162268, 172320, 202835, 216960, 229760, 243402, 275712, 324536, 344640, 405670, 433920, 459520, 486804, 608505, 649072, 689280, 811340, 973608, 1217010, 1298144, 1378560, 1622680, 1947216, 2434020, 2596288, 3245360, 3894432, 4868040, 5192576, 6490720, 7788864, 9736080, 10385152, 12981440, 15577728, 19472160, 25962880, 31155456, 38944320, 51925760, 77888640, 155777280]

約数ペア:

[(1, 155777280), (2, 77888640), (3, 51925760), (4, 38944320), (5, 31155456), (6, 25962880), (8, 19472160), (10, 15577728), (12, 12981440), (15, 10385152), (16, 9736080), (20, 7788864), (24, 6490720), (30, 5192576), (32, 4868040), (40, 3894432), (48, 3245360), (60, 2596288), (64, 2434020), (80, 1947216), (96, 1622680), (113, 1378560), (120, 1298144), (128, 1217010), (160, 973608), (192, 811340), (226, 689280), (240, 649072), (256, 608505), (320, 486804), (339, 459520), (359, 433920), (384, 405670), (452, 344640), (480, 324536), (565, 275712), (640, 243402), (678, 229760), (718, 216960), (768, 202835), (904, 172320), (960, 162268), (1077, 144640), (1130, 137856), (1280, 121701), (1356, 114880), (1436, 108480), (1695, 91904), (1795, 86784), (1808, 86160), (1920, 81134), (2154, 72320), (2260, 68928), (2712, 57440), (2872, 54240), (3390, 45952), (3590, 43392), (3616, 43080), (3840, 40567), (4308, 36160), (4520, 34464), (5385, 28928), (5424, 28720), (5744, 27120), (6780, 22976), (7180, 21696), (7232, 21540), (8616, 18080), (9040, 17232), (10770, 14464), (10848, 14360), (11488, 13560)]