298931920

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{23209}}^1$

素因数の和:23252

約数の個数: 80

約数和(自身を含む): 828875520

約数和(自身を除く): 529943600

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 28, 35, 40, 46, 56, 70, 80, 92, 112, 115, 140, 161, 184, 230, 280, 322, 368, 460, 560, 644, 805, 920, 1288, 1610, 1840, 2576, 3220, 6440, 12880, 23209, 46418, 92836, 116045, 162463, 185672, 232090, 324926, 371344, 464180, 533807, 649852, 812315, 928360, 1067614, 1299704, 1624630, 1856720, 2135228, 2599408, 2669035, 3249260, 3736649, 4270456, 5338070, 6498520, 7473298, 8540912, 10676140, 12997040, 14946596, 18683245, 21352280, 29893192, 37366490, 42704560, 59786384, 74732980, 149465960, 298931920]

約数ペア:

[(1, 298931920), (2, 149465960), (4, 74732980), (5, 59786384), (7, 42704560), (8, 37366490), (10, 29893192), (14, 21352280), (16, 18683245), (20, 14946596), (23, 12997040), (28, 10676140), (35, 8540912), (40, 7473298), (46, 6498520), (56, 5338070), (70, 4270456), (80, 3736649), (92, 3249260), (112, 2669035), (115, 2599408), (140, 2135228), (161, 1856720), (184, 1624630), (230, 1299704), (280, 1067614), (322, 928360), (368, 812315), (460, 649852), (560, 533807), (644, 464180), (805, 371344), (920, 324926), (1288, 232090), (1610, 185672), (1840, 162463), (2576, 116045), (3220, 92836), (6440, 46418), (12880, 23209)]