220545540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{1093}}^1$

素因数の和:1186

約数の個数: 144

約数和(自身を含む): 716788800

約数和(自身を除く): 496243260

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 19, 20, 30, 36, 38, 45, 57, 59, 60, 76, 90, 95, 114, 118, 171, 177, 180, 190, 228, 236, 285, 295, 342, 354, 380, 531, 570, 590, 684, 708, 855, 885, 1062, 1093, 1121, 1140, 1180, 1710, 1770, 2124, 2186, 2242, 2655, 3279, 3363, 3420, 3540, 4372, 4484, 5310, 5465, 5605, 6558, 6726, 9837, 10089, 10620, 10930, 11210, 13116, 13452, 16395, 16815, 19674, 20178, 20767, 21860, 22420, 32790, 33630, 39348, 40356, 41534, 49185, 50445, 62301, 64487, 65580, 67260, 83068, 98370, 100890, 103835, 124602, 128974, 186903, 193461, 196740, 201780, 207670, 249204, 257948, 311505, 322435, 373806, 386922, 415340, 580383, 623010, 644870, 747612, 773844, 934515, 967305, 1160766, 1225253, 1246020, 1289740, 1869030, 1934610, 2321532, 2450506, 2901915, 3675759, 3738060, 3869220, 4901012, 5803830, 6126265, 7351518, 11027277, 11607660, 12252530, 14703036, 18378795, 22054554, 24505060, 36757590, 44109108, 55136385, 73515180, 110272770, 220545540]

約数ペア:

[(1, 220545540), (2, 110272770), (3, 73515180), (4, 55136385), (5, 44109108), (6, 36757590), (9, 24505060), (10, 22054554), (12, 18378795), (15, 14703036), (18, 12252530), (19, 11607660), (20, 11027277), (30, 7351518), (36, 6126265), (38, 5803830), (45, 4901012), (57, 3869220), (59, 3738060), (60, 3675759), (76, 2901915), (90, 2450506), (95, 2321532), (114, 1934610), (118, 1869030), (171, 1289740), (177, 1246020), (180, 1225253), (190, 1160766), (228, 967305), (236, 934515), (285, 773844), (295, 747612), (342, 644870), (354, 623010), (380, 580383), (531, 415340), (570, 386922), (590, 373806), (684, 322435), (708, 311505), (855, 257948), (885, 249204), (1062, 207670), (1093, 201780), (1121, 196740), (1140, 193461), (1180, 186903), (1710, 128974), (1770, 124602), (2124, 103835), (2186, 100890), (2242, 98370), (2655, 83068), (3279, 67260), (3363, 65580), (3420, 64487), (3540, 62301), (4372, 50445), (4484, 49185), (5310, 41534), (5465, 40356), (5605, 39348), (6558, 33630), (6726, 32790), (9837, 22420), (10089, 21860), (10620, 20767), (10930, 20178), (11210, 19674), (13116, 16815), (13452, 16395)]