28230720

素因数分解:

$2^6\times 3^1\times 5^1\times 7^1\times {\mathrm{4201}}^1$

素因数の和:4228

約数の個数: 112

約数和(自身を含む): 102461568

約数和(自身を除く): 74230848

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, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 192, 210, 224, 240, 280, 320, 336, 420, 448, 480, 560, 672, 840, 960, 1120, 1344, 1680, 2240, 3360, 4201, 6720, 8402, 12603, 16804, 21005, 25206, 29407, 33608, 42010, 50412, 58814, 63015, 67216, 84020, 88221, 100824, 117628, 126030, 134432, 147035, 168040, 176442, 201648, 235256, 252060, 268864, 294070, 336080, 352884, 403296, 441105, 470512, 504120, 588140, 672160, 705768, 806592, 882210, 941024, 1008240, 1176280, 1344320, 1411536, 1764420, 1882048, 2016480, 2352560, 2823072, 3528840, 4032960, 4705120, 5646144, 7057680, 9410240, 14115360, 28230720]

約数ペア:

[(1, 28230720), (2, 14115360), (3, 9410240), (4, 7057680), (5, 5646144), (6, 4705120), (7, 4032960), (8, 3528840), (10, 2823072), (12, 2352560), (14, 2016480), (15, 1882048), (16, 1764420), (20, 1411536), (21, 1344320), (24, 1176280), (28, 1008240), (30, 941024), (32, 882210), (35, 806592), (40, 705768), (42, 672160), (48, 588140), (56, 504120), (60, 470512), (64, 441105), (70, 403296), (80, 352884), (84, 336080), (96, 294070), (105, 268864), (112, 252060), (120, 235256), (140, 201648), (160, 176442), (168, 168040), (192, 147035), (210, 134432), (224, 126030), (240, 117628), (280, 100824), (320, 88221), (336, 84020), (420, 67216), (448, 63015), (480, 58814), (560, 50412), (672, 42010), (840, 33608), (960, 29407), (1120, 25206), (1344, 21005), (1680, 16804), (2240, 12603), (3360, 8402), (4201, 6720)]