157527920

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1$

素因数の和:271

約数の個数: 160

約数和(自身を含む): 428972544

約数和(自身を除く): 271444624

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 23, 40, 43, 44, 46, 55, 80, 86, 88, 92, 110, 115, 172, 176, 181, 184, 215, 220, 230, 253, 344, 362, 368, 430, 440, 460, 473, 506, 688, 724, 860, 880, 905, 920, 946, 989, 1012, 1265, 1448, 1720, 1810, 1840, 1892, 1978, 1991, 2024, 2365, 2530, 2896, 3440, 3620, 3784, 3956, 3982, 4048, 4163, 4730, 4945, 5060, 7240, 7568, 7783, 7912, 7964, 8326, 9460, 9890, 9955, 10120, 10879, 14480, 15566, 15824, 15928, 16652, 18920, 19780, 19910, 20240, 20815, 21758, 31132, 31856, 33304, 37840, 38915, 39560, 39820, 41630, 43516, 45793, 54395, 62264, 66608, 77830, 79120, 79640, 83260, 85613, 87032, 91586, 108790, 124528, 155660, 159280, 166520, 171226, 174064, 179009, 183172, 217580, 228965, 311320, 333040, 342452, 358018, 366344, 428065, 435160, 457930, 622640, 684904, 716036, 732688, 856130, 870320, 895045, 915860, 1369808, 1432072, 1712260, 1790090, 1831720, 1969099, 2864144, 3424520, 3580180, 3663440, 3938198, 6849040, 7160360, 7876396, 9845495, 14320720, 15752792, 19690990, 31505584, 39381980, 78763960, 157527920]

約数ペア:

[(1, 157527920), (2, 78763960), (4, 39381980), (5, 31505584), (8, 19690990), (10, 15752792), (11, 14320720), (16, 9845495), (20, 7876396), (22, 7160360), (23, 6849040), (40, 3938198), (43, 3663440), (44, 3580180), (46, 3424520), (55, 2864144), (80, 1969099), (86, 1831720), (88, 1790090), (92, 1712260), (110, 1432072), (115, 1369808), (172, 915860), (176, 895045), (181, 870320), (184, 856130), (215, 732688), (220, 716036), (230, 684904), (253, 622640), (344, 457930), (362, 435160), (368, 428065), (430, 366344), (440, 358018), (460, 342452), (473, 333040), (506, 311320), (688, 228965), (724, 217580), (860, 183172), (880, 179009), (905, 174064), (920, 171226), (946, 166520), (989, 159280), (1012, 155660), (1265, 124528), (1448, 108790), (1720, 91586), (1810, 87032), (1840, 85613), (1892, 83260), (1978, 79640), (1991, 79120), (2024, 77830), (2365, 66608), (2530, 62264), (2896, 54395), (3440, 45793), (3620, 43516), (3784, 41630), (3956, 39820), (3982, 39560), (4048, 38915), (4163, 37840), (4730, 33304), (4945, 31856), (5060, 31132), (7240, 21758), (7568, 20815), (7783, 20240), (7912, 19910), (7964, 19780), (8326, 18920), (9460, 16652), (9890, 15928), (9955, 15824), (10120, 15566), (10879, 14480)]