142849280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:284

約数の個数: 144

約数和(自身を含む): 397353600

約数和(自身を除く): 254504320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 107, 112, 128, 140, 149, 160, 214, 224, 256, 280, 298, 320, 428, 448, 535, 560, 596, 640, 745, 749, 856, 896, 1043, 1070, 1120, 1192, 1280, 1490, 1498, 1712, 1792, 2086, 2140, 2240, 2384, 2980, 2996, 3424, 3745, 4172, 4280, 4480, 4768, 5215, 5960, 5992, 6848, 7490, 8344, 8560, 8960, 9536, 10430, 11920, 11984, 13696, 14980, 15943, 16688, 17120, 19072, 20860, 23840, 23968, 27392, 29960, 31886, 33376, 34240, 38144, 41720, 47680, 47936, 59920, 63772, 66752, 68480, 79715, 83440, 95360, 95872, 111601, 119840, 127544, 133504, 136960, 159430, 166880, 190720, 191744, 223202, 239680, 255088, 267008, 318860, 333760, 446404, 479360, 510176, 558005, 637720, 667520, 892808, 958720, 1020352, 1116010, 1275440, 1335040, 1785616, 2040704, 2232020, 2550880, 3571232, 4081408, 4464040, 5101760, 7142464, 8928080, 10203520, 14284928, 17856160, 20407040, 28569856, 35712320, 71424640, 142849280]

約数ペア:

[(1, 142849280), (2, 71424640), (4, 35712320), (5, 28569856), (7, 20407040), (8, 17856160), (10, 14284928), (14, 10203520), (16, 8928080), (20, 7142464), (28, 5101760), (32, 4464040), (35, 4081408), (40, 3571232), (56, 2550880), (64, 2232020), (70, 2040704), (80, 1785616), (107, 1335040), (112, 1275440), (128, 1116010), (140, 1020352), (149, 958720), (160, 892808), (214, 667520), (224, 637720), (256, 558005), (280, 510176), (298, 479360), (320, 446404), (428, 333760), (448, 318860), (535, 267008), (560, 255088), (596, 239680), (640, 223202), (745, 191744), (749, 190720), (856, 166880), (896, 159430), (1043, 136960), (1070, 133504), (1120, 127544), (1192, 119840), (1280, 111601), (1490, 95872), (1498, 95360), (1712, 83440), (1792, 79715), (2086, 68480), (2140, 66752), (2240, 63772), (2384, 59920), (2980, 47936), (2996, 47680), (3424, 41720), (3745, 38144), (4172, 34240), (4280, 33376), (4480, 31886), (4768, 29960), (5215, 27392), (5960, 23968), (5992, 23840), (6848, 20860), (7490, 19072), (8344, 17120), (8560, 16688), (8960, 15943), (9536, 14980), (10430, 13696), (11920, 11984)]