159772760

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{233}}^1$

素因数の和:361

約数の個数: 128

約数和(自身を含む): 431308800

約数和(自身を除く): 271536040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 31, 35, 40, 56, 62, 70, 79, 124, 140, 155, 158, 217, 233, 248, 280, 310, 316, 395, 434, 466, 553, 620, 632, 790, 868, 932, 1085, 1106, 1165, 1240, 1580, 1631, 1736, 1864, 2170, 2212, 2330, 2449, 2765, 3160, 3262, 4340, 4424, 4660, 4898, 5530, 6524, 7223, 8155, 8680, 9320, 9796, 11060, 12245, 13048, 14446, 16310, 17143, 18407, 19592, 22120, 24490, 28892, 32620, 34286, 36115, 36814, 48980, 50561, 57784, 65240, 68572, 72230, 73628, 85715, 92035, 97960, 101122, 128849, 137144, 144460, 147256, 171430, 184070, 202244, 252805, 257698, 288920, 342860, 368140, 404488, 505610, 515396, 570617, 644245, 685720, 736280, 1011220, 1030792, 1141234, 1288490, 2022440, 2282468, 2576980, 2853085, 3994319, 4564936, 5153960, 5706170, 7988638, 11412340, 15977276, 19971595, 22824680, 31954552, 39943190, 79886380, 159772760]

約数ペア:

[(1, 159772760), (2, 79886380), (4, 39943190), (5, 31954552), (7, 22824680), (8, 19971595), (10, 15977276), (14, 11412340), (20, 7988638), (28, 5706170), (31, 5153960), (35, 4564936), (40, 3994319), (56, 2853085), (62, 2576980), (70, 2282468), (79, 2022440), (124, 1288490), (140, 1141234), (155, 1030792), (158, 1011220), (217, 736280), (233, 685720), (248, 644245), (280, 570617), (310, 515396), (316, 505610), (395, 404488), (434, 368140), (466, 342860), (553, 288920), (620, 257698), (632, 252805), (790, 202244), (868, 184070), (932, 171430), (1085, 147256), (1106, 144460), (1165, 137144), (1240, 128849), (1580, 101122), (1631, 97960), (1736, 92035), (1864, 85715), (2170, 73628), (2212, 72230), (2330, 68572), (2449, 65240), (2765, 57784), (3160, 50561), (3262, 48980), (4340, 36814), (4424, 36115), (4660, 34286), (4898, 32620), (5530, 28892), (6524, 24490), (7223, 22120), (8155, 19592), (8680, 18407), (9320, 17143), (9796, 16310), (11060, 14446), (12245, 13048)]