201479080

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{463}}^1$

素因数の和:551

約数の個数: 128

約数和(自身を含む): 529182720

約数和(自身を除く): 327703640

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 23, 40, 43, 44, 46, 55, 86, 88, 92, 110, 115, 172, 184, 215, 220, 230, 253, 344, 430, 440, 460, 463, 473, 506, 860, 920, 926, 946, 989, 1012, 1265, 1720, 1852, 1892, 1978, 2024, 2315, 2365, 2530, 3704, 3784, 3956, 4630, 4730, 4945, 5060, 5093, 7912, 9260, 9460, 9890, 10120, 10186, 10649, 10879, 18520, 18920, 19780, 19909, 20372, 21298, 21758, 25465, 39560, 39818, 40744, 42596, 43516, 50930, 53245, 54395, 79636, 85192, 87032, 99545, 101860, 106490, 108790, 117139, 159272, 199090, 203720, 212980, 217580, 218999, 234278, 398180, 425960, 435160, 437998, 457907, 468556, 585695, 796360, 875996, 915814, 937112, 1094995, 1171390, 1751992, 1831628, 2189990, 2289535, 2342780, 3663256, 4379980, 4579070, 4685560, 5036977, 8759960, 9158140, 10073954, 18316280, 20147908, 25184885, 40295816, 50369770, 100739540, 201479080]

約数ペア:

[(1, 201479080), (2, 100739540), (4, 50369770), (5, 40295816), (8, 25184885), (10, 20147908), (11, 18316280), (20, 10073954), (22, 9158140), (23, 8759960), (40, 5036977), (43, 4685560), (44, 4579070), (46, 4379980), (55, 3663256), (86, 2342780), (88, 2289535), (92, 2189990), (110, 1831628), (115, 1751992), (172, 1171390), (184, 1094995), (215, 937112), (220, 915814), (230, 875996), (253, 796360), (344, 585695), (430, 468556), (440, 457907), (460, 437998), (463, 435160), (473, 425960), (506, 398180), (860, 234278), (920, 218999), (926, 217580), (946, 212980), (989, 203720), (1012, 199090), (1265, 159272), (1720, 117139), (1852, 108790), (1892, 106490), (1978, 101860), (2024, 99545), (2315, 87032), (2365, 85192), (2530, 79636), (3704, 54395), (3784, 53245), (3956, 50930), (4630, 43516), (4730, 42596), (4945, 40744), (5060, 39818), (5093, 39560), (7912, 25465), (9260, 21758), (9460, 21298), (9890, 20372), (10120, 19909), (10186, 19780), (10649, 18920), (10879, 18520)]