1589741640

素因数分解:

$2^3\times 3^4\times 5^1\times {\mathrm{490661}}^1$

素因数の和:490684

約数の個数: 80

約数和(自身を含む): 5343309180

約数和(自身を除く): 3753567540

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 81, 90, 108, 120, 135, 162, 180, 216, 270, 324, 360, 405, 540, 648, 810, 1080, 1620, 3240, 490661, 981322, 1471983, 1962644, 2453305, 2943966, 3925288, 4415949, 4906610, 5887932, 7359915, 8831898, 9813220, 11775864, 13247847, 14719830, 17663796, 19626440, 22079745, 26495694, 29439660, 35327592, 39743541, 44159490, 52991388, 58879320, 66239235, 79487082, 88318980, 105982776, 132478470, 158974164, 176637960, 198717705, 264956940, 317948328, 397435410, 529913880, 794870820, 1589741640]

約数ペア:

[(1, 1589741640), (2, 794870820), (3, 529913880), (4, 397435410), (5, 317948328), (6, 264956940), (8, 198717705), (9, 176637960), (10, 158974164), (12, 132478470), (15, 105982776), (18, 88318980), (20, 79487082), (24, 66239235), (27, 58879320), (30, 52991388), (36, 44159490), (40, 39743541), (45, 35327592), (54, 29439660), (60, 26495694), (72, 22079745), (81, 19626440), (90, 17663796), (108, 14719830), (120, 13247847), (135, 11775864), (162, 9813220), (180, 8831898), (216, 7359915), (270, 5887932), (324, 4906610), (360, 4415949), (405, 3925288), (540, 2943966), (648, 2453305), (810, 1962644), (1080, 1471983), (1620, 981322), (3240, 490661)]