28529760

素因数分解:

$2^5\times 3^1\times 5^1\times 7^2\times {\mathrm{1213}}^1$

素因数の和:1245

約数の個数: 144

約数和(自身を含む): 104627376

約数和(自身を除く): 76097616

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 70, 80, 84, 96, 98, 105, 112, 120, 140, 147, 160, 168, 196, 210, 224, 240, 245, 280, 294, 336, 392, 420, 480, 490, 560, 588, 672, 735, 784, 840, 980, 1120, 1176, 1213, 1470, 1568, 1680, 1960, 2352, 2426, 2940, 3360, 3639, 3920, 4704, 4852, 5880, 6065, 7278, 7840, 8491, 9704, 11760, 12130, 14556, 16982, 18195, 19408, 23520, 24260, 25473, 29112, 33964, 36390, 38816, 42455, 48520, 50946, 58224, 59437, 67928, 72780, 84910, 97040, 101892, 116448, 118874, 127365, 135856, 145560, 169820, 178311, 194080, 203784, 237748, 254730, 271712, 291120, 297185, 339640, 356622, 407568, 475496, 509460, 582240, 594370, 679280, 713244, 815136, 891555, 950992, 1018920, 1188740, 1358560, 1426488, 1783110, 1901984, 2037840, 2377480, 2852976, 3566220, 4075680, 4754960, 5705952, 7132440, 9509920, 14264880, 28529760]

約数ペア:

[(1, 28529760), (2, 14264880), (3, 9509920), (4, 7132440), (5, 5705952), (6, 4754960), (7, 4075680), (8, 3566220), (10, 2852976), (12, 2377480), (14, 2037840), (15, 1901984), (16, 1783110), (20, 1426488), (21, 1358560), (24, 1188740), (28, 1018920), (30, 950992), (32, 891555), (35, 815136), (40, 713244), (42, 679280), (48, 594370), (49, 582240), (56, 509460), (60, 475496), (70, 407568), (80, 356622), (84, 339640), (96, 297185), (98, 291120), (105, 271712), (112, 254730), (120, 237748), (140, 203784), (147, 194080), (160, 178311), (168, 169820), (196, 145560), (210, 135856), (224, 127365), (240, 118874), (245, 116448), (280, 101892), (294, 97040), (336, 84910), (392, 72780), (420, 67928), (480, 59437), (490, 58224), (560, 50946), (588, 48520), (672, 42455), (735, 38816), (784, 36390), (840, 33964), (980, 29112), (1120, 25473), (1176, 24260), (1213, 23520), (1470, 19408), (1568, 18195), (1680, 16982), (1960, 14556), (2352, 12130), (2426, 11760), (2940, 9704), (3360, 8491), (3639, 7840), (3920, 7278), (4704, 6065), (4852, 5880)]