71914164

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1$

素因数の和:238

約数の個数: 144

約数和(自身を含む): 211821120

約数和(自身を除く): 139906956

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 19, 21, 28, 38, 41, 42, 49, 57, 76, 82, 84, 98, 114, 123, 133, 147, 157, 164, 196, 228, 246, 266, 287, 294, 314, 399, 471, 492, 532, 574, 588, 628, 779, 798, 861, 931, 942, 1099, 1148, 1558, 1596, 1722, 1862, 1884, 2009, 2198, 2337, 2793, 2983, 3116, 3297, 3444, 3724, 4018, 4396, 4674, 5453, 5586, 5966, 6027, 6437, 6594, 7693, 8036, 8949, 9348, 10906, 11172, 11932, 12054, 12874, 13188, 15386, 16359, 17898, 19311, 20881, 21812, 23079, 24108, 25748, 30772, 32718, 35796, 38171, 38622, 41762, 45059, 46158, 62643, 65436, 76342, 77244, 83524, 90118, 92316, 114513, 122303, 125286, 135177, 146167, 152684, 180236, 229026, 244606, 250572, 270354, 292334, 315413, 366909, 438501, 458052, 489212, 540708, 584668, 630826, 733818, 856121, 877002, 946239, 1261652, 1467636, 1712242, 1754004, 1892478, 2568363, 3424484, 3784956, 5136726, 5992847, 10273452, 11985694, 17978541, 23971388, 35957082, 71914164]

約数ペア:

[(1, 71914164), (2, 35957082), (3, 23971388), (4, 17978541), (6, 11985694), (7, 10273452), (12, 5992847), (14, 5136726), (19, 3784956), (21, 3424484), (28, 2568363), (38, 1892478), (41, 1754004), (42, 1712242), (49, 1467636), (57, 1261652), (76, 946239), (82, 877002), (84, 856121), (98, 733818), (114, 630826), (123, 584668), (133, 540708), (147, 489212), (157, 458052), (164, 438501), (196, 366909), (228, 315413), (246, 292334), (266, 270354), (287, 250572), (294, 244606), (314, 229026), (399, 180236), (471, 152684), (492, 146167), (532, 135177), (574, 125286), (588, 122303), (628, 114513), (779, 92316), (798, 90118), (861, 83524), (931, 77244), (942, 76342), (1099, 65436), (1148, 62643), (1558, 46158), (1596, 45059), (1722, 41762), (1862, 38622), (1884, 38171), (2009, 35796), (2198, 32718), (2337, 30772), (2793, 25748), (2983, 24108), (3116, 23079), (3297, 21812), (3444, 20881), (3724, 19311), (4018, 17898), (4396, 16359), (4674, 15386), (5453, 13188), (5586, 12874), (5966, 12054), (6027, 11932), (6437, 11172), (6594, 10906), (7693, 9348), (8036, 8949)]