1912778880

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{491}}^1\times {\mathrm{2029}}^1$

素因数の和:2542

約数の個数: 128

約数和(自身を含む): 6112411200

約数和(自身を除く): 4199632320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 320, 384, 480, 491, 640, 960, 982, 1473, 1920, 1964, 2029, 2455, 2946, 3928, 4058, 4910, 5892, 6087, 7365, 7856, 8116, 9820, 10145, 11784, 12174, 14730, 15712, 16232, 19640, 20290, 23568, 24348, 29460, 30435, 31424, 32464, 39280, 40580, 47136, 48696, 58920, 60870, 62848, 64928, 78560, 81160, 94272, 97392, 117840, 121740, 129856, 157120, 162320, 188544, 194784, 235680, 243480, 259712, 314240, 324640, 389568, 471360, 486960, 649280, 779136, 942720, 973920, 996239, 1298560, 1947840, 1992478, 2988717, 3895680, 3984956, 4981195, 5977434, 7969912, 9962390, 11954868, 14943585, 15939824, 19924780, 23909736, 29887170, 31879648, 39849560, 47819472, 59774340, 63759296, 79699120, 95638944, 119548680, 127518592, 159398240, 191277888, 239097360, 318796480, 382555776, 478194720, 637592960, 956389440, 1912778880]

約数ペア:

[(1, 1912778880), (2, 956389440), (3, 637592960), (4, 478194720), (5, 382555776), (6, 318796480), (8, 239097360), (10, 191277888), (12, 159398240), (15, 127518592), (16, 119548680), (20, 95638944), (24, 79699120), (30, 63759296), (32, 59774340), (40, 47819472), (48, 39849560), (60, 31879648), (64, 29887170), (80, 23909736), (96, 19924780), (120, 15939824), (128, 14943585), (160, 11954868), (192, 9962390), (240, 7969912), (320, 5977434), (384, 4981195), (480, 3984956), (491, 3895680), (640, 2988717), (960, 1992478), (982, 1947840), (1473, 1298560), (1920, 996239), (1964, 973920), (2029, 942720), (2455, 779136), (2946, 649280), (3928, 486960), (4058, 471360), (4910, 389568), (5892, 324640), (6087, 314240), (7365, 259712), (7856, 243480), (8116, 235680), (9820, 194784), (10145, 188544), (11784, 162320), (12174, 157120), (14730, 129856), (15712, 121740), (16232, 117840), (19640, 97392), (20290, 94272), (23568, 81160), (24348, 78560), (29460, 64928), (30435, 62848), (31424, 60870), (32464, 58920), (39280, 48696), (40580, 47136)]