78208320

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1987}}^1$

素因数の和:2048

約数の個数: 112

約数和(自身を含む): 254495808

約数和(自身を除く): 176287488

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 41, 48, 60, 64, 80, 82, 96, 120, 123, 160, 164, 192, 205, 240, 246, 320, 328, 410, 480, 492, 615, 656, 820, 960, 984, 1230, 1312, 1640, 1968, 1987, 2460, 2624, 3280, 3936, 3974, 4920, 5961, 6560, 7872, 7948, 9840, 9935, 11922, 13120, 15896, 19680, 19870, 23844, 29805, 31792, 39360, 39740, 47688, 59610, 63584, 79480, 81467, 95376, 119220, 127168, 158960, 162934, 190752, 238440, 244401, 317920, 325868, 381504, 407335, 476880, 488802, 635840, 651736, 814670, 953760, 977604, 1222005, 1303472, 1629340, 1907520, 1955208, 2444010, 2606944, 3258680, 3910416, 4888020, 5213888, 6517360, 7820832, 9776040, 13034720, 15641664, 19552080, 26069440, 39104160, 78208320]

約数ペア:

[(1, 78208320), (2, 39104160), (3, 26069440), (4, 19552080), (5, 15641664), (6, 13034720), (8, 9776040), (10, 7820832), (12, 6517360), (15, 5213888), (16, 4888020), (20, 3910416), (24, 3258680), (30, 2606944), (32, 2444010), (40, 1955208), (41, 1907520), (48, 1629340), (60, 1303472), (64, 1222005), (80, 977604), (82, 953760), (96, 814670), (120, 651736), (123, 635840), (160, 488802), (164, 476880), (192, 407335), (205, 381504), (240, 325868), (246, 317920), (320, 244401), (328, 238440), (410, 190752), (480, 162934), (492, 158960), (615, 127168), (656, 119220), (820, 95376), (960, 81467), (984, 79480), (1230, 63584), (1312, 59610), (1640, 47688), (1968, 39740), (1987, 39360), (2460, 31792), (2624, 29805), (3280, 23844), (3936, 19870), (3974, 19680), (4920, 15896), (5961, 13120), (6560, 11922), (7872, 9935), (7948, 9840)]