155002120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{439}}^1$

素因数の和:567

約数の個数: 128

約数和(自身を含む): 434649600

約数和(自身を除く): 279647480

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 20, 26, 28, 35, 40, 52, 56, 65, 70, 91, 97, 104, 130, 140, 182, 194, 260, 280, 364, 388, 439, 455, 485, 520, 679, 728, 776, 878, 910, 970, 1261, 1358, 1756, 1820, 1940, 2195, 2522, 2716, 3073, 3395, 3512, 3640, 3880, 4390, 5044, 5432, 5707, 6146, 6305, 6790, 8780, 8827, 10088, 11414, 12292, 12610, 13580, 15365, 17560, 17654, 22828, 24584, 25220, 27160, 28535, 30730, 35308, 39949, 42583, 44135, 45656, 50440, 57070, 61460, 70616, 79898, 85166, 88270, 114140, 122920, 159796, 170332, 176540, 199745, 212915, 228280, 298081, 319592, 340664, 353080, 399490, 425830, 553579, 596162, 798980, 851660, 1107158, 1192324, 1490405, 1597960, 1703320, 2214316, 2384648, 2767895, 2980810, 3875053, 4428632, 5535790, 5961620, 7750106, 11071580, 11923240, 15500212, 19375265, 22143160, 31000424, 38750530, 77501060, 155002120]

約数ペア:

[(1, 155002120), (2, 77501060), (4, 38750530), (5, 31000424), (7, 22143160), (8, 19375265), (10, 15500212), (13, 11923240), (14, 11071580), (20, 7750106), (26, 5961620), (28, 5535790), (35, 4428632), (40, 3875053), (52, 2980810), (56, 2767895), (65, 2384648), (70, 2214316), (91, 1703320), (97, 1597960), (104, 1490405), (130, 1192324), (140, 1107158), (182, 851660), (194, 798980), (260, 596162), (280, 553579), (364, 425830), (388, 399490), (439, 353080), (455, 340664), (485, 319592), (520, 298081), (679, 228280), (728, 212915), (776, 199745), (878, 176540), (910, 170332), (970, 159796), (1261, 122920), (1358, 114140), (1756, 88270), (1820, 85166), (1940, 79898), (2195, 70616), (2522, 61460), (2716, 57070), (3073, 50440), (3395, 45656), (3512, 44135), (3640, 42583), (3880, 39949), (4390, 35308), (5044, 30730), (5432, 28535), (5707, 27160), (6146, 25220), (6305, 24584), (6790, 22828), (8780, 17654), (8827, 17560), (10088, 15365), (11414, 13580), (12292, 12610)]