280377552

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{64189}}^1$

素因数の和:64220

約数の個数: 80

約数和(自身を含む): 891470720

約数和(自身を除く): 611093168

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 78, 84, 91, 104, 112, 156, 168, 182, 208, 273, 312, 336, 364, 546, 624, 728, 1092, 1456, 2184, 4368, 64189, 128378, 192567, 256756, 385134, 449323, 513512, 770268, 834457, 898646, 1027024, 1347969, 1540536, 1668914, 1797292, 2503371, 2695938, 3081072, 3337828, 3594584, 5006742, 5391876, 5841199, 6675656, 7189168, 10013484, 10783752, 11682398, 13351312, 17523597, 20026968, 21567504, 23364796, 35047194, 40053936, 46729592, 70094388, 93459184, 140188776, 280377552]

約数ペア:

[(1, 280377552), (2, 140188776), (3, 93459184), (4, 70094388), (6, 46729592), (7, 40053936), (8, 35047194), (12, 23364796), (13, 21567504), (14, 20026968), (16, 17523597), (21, 13351312), (24, 11682398), (26, 10783752), (28, 10013484), (39, 7189168), (42, 6675656), (48, 5841199), (52, 5391876), (56, 5006742), (78, 3594584), (84, 3337828), (91, 3081072), (104, 2695938), (112, 2503371), (156, 1797292), (168, 1668914), (182, 1540536), (208, 1347969), (273, 1027024), (312, 898646), (336, 834457), (364, 770268), (546, 513512), (624, 449323), (728, 385134), (1092, 256756), (1456, 192567), (2184, 128378), (4368, 64189)]