311246220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:272

約数の個数: 192

約数和(自身を含む): 968325120

約数和(自身を除く): 657078900

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 19, 20, 30, 37, 38, 47, 57, 60, 74, 76, 94, 95, 111, 114, 141, 148, 157, 185, 188, 190, 222, 228, 235, 282, 285, 314, 370, 380, 444, 470, 471, 555, 564, 570, 628, 703, 705, 740, 785, 893, 940, 942, 1110, 1140, 1406, 1410, 1570, 1739, 1786, 1884, 2109, 2220, 2355, 2679, 2812, 2820, 2983, 3140, 3478, 3515, 3572, 4218, 4465, 4710, 5217, 5358, 5809, 5966, 6956, 7030, 7379, 8436, 8695, 8930, 8949, 9420, 10434, 10545, 10716, 11618, 11932, 13395, 14060, 14758, 14915, 17390, 17427, 17860, 17898, 20868, 21090, 22137, 23236, 26085, 26790, 29045, 29516, 29830, 33041, 34780, 34854, 35796, 36895, 42180, 44274, 44745, 52170, 53580, 58090, 59660, 66082, 69708, 73790, 87135, 88548, 89490, 99123, 104340, 110371, 110685, 116180, 132164, 140201, 147580, 165205, 174270, 178980, 198246, 220742, 221370, 273023, 280402, 330410, 331113, 348540, 396492, 420603, 441484, 442740, 495615, 546046, 551855, 560804, 660820, 662226, 701005, 819069, 841206, 991230, 1092092, 1103710, 1324452, 1365115, 1402010, 1638138, 1655565, 1682412, 1982460, 2103015, 2207420, 2730230, 2804020, 3276276, 3311130, 4095345, 4206030, 5187437, 5460460, 6622260, 8190690, 8412060, 10374874, 15562311, 16381380, 20749748, 25937185, 31124622, 51874370, 62249244, 77811555, 103748740, 155623110, 311246220]

約数ペア:

[(1, 311246220), (2, 155623110), (3, 103748740), (4, 77811555), (5, 62249244), (6, 51874370), (10, 31124622), (12, 25937185), (15, 20749748), (19, 16381380), (20, 15562311), (30, 10374874), (37, 8412060), (38, 8190690), (47, 6622260), (57, 5460460), (60, 5187437), (74, 4206030), (76, 4095345), (94, 3311130), (95, 3276276), (111, 2804020), (114, 2730230), (141, 2207420), (148, 2103015), (157, 1982460), (185, 1682412), (188, 1655565), (190, 1638138), (222, 1402010), (228, 1365115), (235, 1324452), (282, 1103710), (285, 1092092), (314, 991230), (370, 841206), (380, 819069), (444, 701005), (470, 662226), (471, 660820), (555, 560804), (564, 551855), (570, 546046), (628, 495615), (703, 442740), (705, 441484), (740, 420603), (785, 396492), (893, 348540), (940, 331113), (942, 330410), (1110, 280402), (1140, 273023), (1406, 221370), (1410, 220742), (1570, 198246), (1739, 178980), (1786, 174270), (1884, 165205), (2109, 147580), (2220, 140201), (2355, 132164), (2679, 116180), (2812, 110685), (2820, 110371), (2983, 104340), (3140, 99123), (3478, 89490), (3515, 88548), (3572, 87135), (4218, 73790), (4465, 69708), (4710, 66082), (5217, 59660), (5358, 58090), (5809, 53580), (5966, 52170), (6956, 44745), (7030, 44274), (7379, 42180), (8436, 36895), (8695, 35796), (8930, 34854), (8949, 34780), (9420, 33041), (10434, 29830), (10545, 29516), (10716, 29045), (11618, 26790), (11932, 26085), (13395, 23236), (14060, 22137), (14758, 21090), (14915, 20868), (17390, 17898), (17427, 17860)]