280965240

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11311}}^1$

素因数の和:11354

約数の個数: 128

約数和(自身を含む): 977356800

約数和(自身を除く): 696391560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 90, 92, 108, 115, 120, 135, 138, 180, 184, 207, 216, 230, 270, 276, 345, 360, 414, 460, 540, 552, 621, 690, 828, 920, 1035, 1080, 1242, 1380, 1656, 2070, 2484, 2760, 3105, 4140, 4968, 6210, 8280, 11311, 12420, 22622, 24840, 33933, 45244, 56555, 67866, 90488, 101799, 113110, 135732, 169665, 203598, 226220, 260153, 271464, 305397, 339330, 407196, 452440, 508995, 520306, 610794, 678660, 780459, 814392, 1017990, 1040612, 1221588, 1300765, 1357320, 1526985, 1560918, 2035980, 2081224, 2341377, 2443176, 2601530, 3053970, 3121836, 3902295, 4071960, 4682754, 5203060, 6107940, 6243672, 7024131, 7804590, 9365508, 10406120, 11706885, 12215880, 14048262, 15609180, 18731016, 23413770, 28096524, 31218360, 35120655, 46827540, 56193048, 70241310, 93655080, 140482620, 280965240]

約数ペア:

[(1, 280965240), (2, 140482620), (3, 93655080), (4, 70241310), (5, 56193048), (6, 46827540), (8, 35120655), (9, 31218360), (10, 28096524), (12, 23413770), (15, 18731016), (18, 15609180), (20, 14048262), (23, 12215880), (24, 11706885), (27, 10406120), (30, 9365508), (36, 7804590), (40, 7024131), (45, 6243672), (46, 6107940), (54, 5203060), (60, 4682754), (69, 4071960), (72, 3902295), (90, 3121836), (92, 3053970), (108, 2601530), (115, 2443176), (120, 2341377), (135, 2081224), (138, 2035980), (180, 1560918), (184, 1526985), (207, 1357320), (216, 1300765), (230, 1221588), (270, 1040612), (276, 1017990), (345, 814392), (360, 780459), (414, 678660), (460, 610794), (540, 520306), (552, 508995), (621, 452440), (690, 407196), (828, 339330), (920, 305397), (1035, 271464), (1080, 260153), (1242, 226220), (1380, 203598), (1656, 169665), (2070, 135732), (2484, 113110), (2760, 101799), (3105, 90488), (4140, 67866), (4968, 56555), (6210, 45244), (8280, 33933), (11311, 24840), (12420, 22622)]