172640340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{149}}^1\times {\mathrm{157}}^1$

素因数の和:362

約数の個数: 144

約数和(自身を含む): 543488400

約数和(自身を除く): 370848060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 41, 45, 60, 82, 90, 123, 149, 157, 164, 180, 205, 246, 298, 314, 369, 410, 447, 471, 492, 596, 615, 628, 738, 745, 785, 820, 894, 942, 1230, 1341, 1413, 1476, 1490, 1570, 1788, 1845, 1884, 2235, 2355, 2460, 2682, 2826, 2980, 3140, 3690, 4470, 4710, 5364, 5652, 6109, 6437, 6705, 7065, 7380, 8940, 9420, 12218, 12874, 13410, 14130, 18327, 19311, 23393, 24436, 25748, 26820, 28260, 30545, 32185, 36654, 38622, 46786, 54981, 57933, 61090, 64370, 70179, 73308, 77244, 91635, 93572, 96555, 109962, 115866, 116965, 122180, 128740, 140358, 183270, 193110, 210537, 219924, 231732, 233930, 274905, 280716, 289665, 350895, 366540, 386220, 421074, 467860, 549810, 579330, 701790, 842148, 959113, 1052685, 1099620, 1158660, 1403580, 1918226, 2105370, 2877339, 3836452, 4210740, 4795565, 5754678, 8632017, 9591130, 11509356, 14386695, 17264034, 19182260, 28773390, 34528068, 43160085, 57546780, 86320170, 172640340]

約数ペア:

[(1, 172640340), (2, 86320170), (3, 57546780), (4, 43160085), (5, 34528068), (6, 28773390), (9, 19182260), (10, 17264034), (12, 14386695), (15, 11509356), (18, 9591130), (20, 8632017), (30, 5754678), (36, 4795565), (41, 4210740), (45, 3836452), (60, 2877339), (82, 2105370), (90, 1918226), (123, 1403580), (149, 1158660), (157, 1099620), (164, 1052685), (180, 959113), (205, 842148), (246, 701790), (298, 579330), (314, 549810), (369, 467860), (410, 421074), (447, 386220), (471, 366540), (492, 350895), (596, 289665), (615, 280716), (628, 274905), (738, 233930), (745, 231732), (785, 219924), (820, 210537), (894, 193110), (942, 183270), (1230, 140358), (1341, 128740), (1413, 122180), (1476, 116965), (1490, 115866), (1570, 109962), (1788, 96555), (1845, 93572), (1884, 91635), (2235, 77244), (2355, 73308), (2460, 70179), (2682, 64370), (2826, 61090), (2980, 57933), (3140, 54981), (3690, 46786), (4470, 38622), (4710, 36654), (5364, 32185), (5652, 30545), (6109, 28260), (6437, 26820), (6705, 25748), (7065, 24436), (7380, 23393), (8940, 19311), (9420, 18327), (12218, 14130), (12874, 13410)]