2841561680

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^2\times {\mathrm{1607}}^1$

素因数の和:1705

約数の個数: 120

約数和(自身を含む): 7127865216

約数和(自身を除く): 4286303536

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 31, 40, 46, 62, 80, 92, 115, 124, 155, 184, 230, 248, 310, 368, 460, 496, 620, 713, 920, 961, 1240, 1426, 1607, 1840, 1922, 2480, 2852, 3214, 3565, 3844, 4805, 5704, 6428, 7130, 7688, 8035, 9610, 11408, 12856, 14260, 15376, 16070, 19220, 22103, 25712, 28520, 32140, 36961, 38440, 44206, 49817, 57040, 64280, 73922, 76880, 88412, 99634, 110515, 128560, 147844, 176824, 184805, 199268, 221030, 249085, 295688, 353648, 369610, 398536, 442060, 498170, 591376, 739220, 797072, 884120, 996340, 1145791, 1478440, 1544327, 1768240, 1992680, 2291582, 2956880, 3088654, 3985360, 4583164, 5728955, 6177308, 7721635, 9166328, 11457910, 12354616, 15443270, 18332656, 22915820, 24709232, 30886540, 35519521, 45831640, 61773080, 71039042, 91663280, 123546160, 142078084, 177597605, 284156168, 355195210, 568312336, 710390420, 1420780840, 2841561680]

約数ペア:

[(1, 2841561680), (2, 1420780840), (4, 710390420), (5, 568312336), (8, 355195210), (10, 284156168), (16, 177597605), (20, 142078084), (23, 123546160), (31, 91663280), (40, 71039042), (46, 61773080), (62, 45831640), (80, 35519521), (92, 30886540), (115, 24709232), (124, 22915820), (155, 18332656), (184, 15443270), (230, 12354616), (248, 11457910), (310, 9166328), (368, 7721635), (460, 6177308), (496, 5728955), (620, 4583164), (713, 3985360), (920, 3088654), (961, 2956880), (1240, 2291582), (1426, 1992680), (1607, 1768240), (1840, 1544327), (1922, 1478440), (2480, 1145791), (2852, 996340), (3214, 884120), (3565, 797072), (3844, 739220), (4805, 591376), (5704, 498170), (6428, 442060), (7130, 398536), (7688, 369610), (8035, 353648), (9610, 295688), (11408, 249085), (12856, 221030), (14260, 199268), (15376, 184805), (16070, 176824), (19220, 147844), (22103, 128560), (25712, 110515), (28520, 99634), (32140, 88412), (36961, 76880), (38440, 73922), (44206, 64280), (49817, 57040)]