207867870

素因数分解:

$2^1\times 3^4\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{601}}^1$

素因数の和:688

約数の個数: 160

約数和(自身を含む): 650333376

約数和(自身を除く): 442465506

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 61, 63, 70, 81, 90, 105, 122, 126, 135, 162, 183, 189, 210, 270, 305, 315, 366, 378, 405, 427, 549, 567, 601, 610, 630, 810, 854, 915, 945, 1098, 1134, 1202, 1281, 1647, 1803, 1830, 1890, 2135, 2562, 2745, 2835, 3005, 3294, 3606, 3843, 4207, 4270, 4941, 5409, 5490, 5670, 6010, 6405, 7686, 8235, 8414, 9015, 9882, 10818, 11529, 12621, 12810, 16227, 16470, 18030, 19215, 21035, 23058, 24705, 25242, 27045, 32454, 34587, 36661, 37863, 38430, 42070, 48681, 49410, 54090, 57645, 63105, 69174, 73322, 75726, 81135, 97362, 109983, 113589, 115290, 126210, 162270, 172935, 183305, 189315, 219966, 227178, 243405, 256627, 329949, 340767, 345870, 366610, 378630, 486810, 513254, 549915, 567945, 659898, 681534, 769881, 989847, 1099830, 1135890, 1283135, 1539762, 1649745, 1703835, 1979694, 2309643, 2566270, 2969541, 3299490, 3407670, 3849405, 4619286, 4949235, 5939082, 6928929, 7698810, 9898470, 11548215, 13857858, 14847705, 20786787, 23096430, 29695410, 34644645, 41573574, 69289290, 103933935, 207867870]

約数ペア:

[(1, 207867870), (2, 103933935), (3, 69289290), (5, 41573574), (6, 34644645), (7, 29695410), (9, 23096430), (10, 20786787), (14, 14847705), (15, 13857858), (18, 11548215), (21, 9898470), (27, 7698810), (30, 6928929), (35, 5939082), (42, 4949235), (45, 4619286), (54, 3849405), (61, 3407670), (63, 3299490), (70, 2969541), (81, 2566270), (90, 2309643), (105, 1979694), (122, 1703835), (126, 1649745), (135, 1539762), (162, 1283135), (183, 1135890), (189, 1099830), (210, 989847), (270, 769881), (305, 681534), (315, 659898), (366, 567945), (378, 549915), (405, 513254), (427, 486810), (549, 378630), (567, 366610), (601, 345870), (610, 340767), (630, 329949), (810, 256627), (854, 243405), (915, 227178), (945, 219966), (1098, 189315), (1134, 183305), (1202, 172935), (1281, 162270), (1647, 126210), (1803, 115290), (1830, 113589), (1890, 109983), (2135, 97362), (2562, 81135), (2745, 75726), (2835, 73322), (3005, 69174), (3294, 63105), (3606, 57645), (3843, 54090), (4207, 49410), (4270, 48681), (4941, 42070), (5409, 38430), (5490, 37863), (5670, 36661), (6010, 34587), (6405, 32454), (7686, 27045), (8235, 25242), (8414, 24705), (9015, 23058), (9882, 21035), (10818, 19215), (11529, 18030), (12621, 16470), (12810, 16227)]