20492047170

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{2851}}^1\times {\mathrm{3803}}^1$

素因数の和:6677

約数の個数: 128

約数和(自身を含む): 62490286080

約数和(自身を除く): 41998238910

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 2851, 3803, 5702, 7606, 8553, 11409, 14255, 17106, 19015, 19957, 22818, 25659, 26621, 28510, 34227, 38030, 39914, 42765, 51318, 53242, 57045, 59871, 68454, 76977, 79863, 85530, 99785, 102681, 114090, 119742, 128295, 133105, 153954, 159726, 171135, 179613, 199570, 205362, 239589, 256590, 266210, 299355, 342270, 359226, 384885, 399315, 479178, 513405, 538839, 598710, 718767, 769770, 798630, 898065, 1026810, 1077678, 1197945, 1437534, 1796130, 2395890, 2694195, 3593835, 5388390, 7187670, 10842353, 21684706, 32527059, 54211765, 65054118, 75896471, 97581177, 108423530, 151792942, 162635295, 195162354, 227689413, 292743531, 325270590, 379482355, 455378826, 487905885, 585487062, 683068239, 758964710, 975811770, 1138447065, 1366136478, 1463717655, 2049204717, 2276894130, 2927435310, 3415341195, 4098409434, 6830682390, 10246023585, 20492047170]

約数ペア:

[(1, 20492047170), (2, 10246023585), (3, 6830682390), (5, 4098409434), (6, 3415341195), (7, 2927435310), (9, 2276894130), (10, 2049204717), (14, 1463717655), (15, 1366136478), (18, 1138447065), (21, 975811770), (27, 758964710), (30, 683068239), (35, 585487062), (42, 487905885), (45, 455378826), (54, 379482355), (63, 325270590), (70, 292743531), (90, 227689413), (105, 195162354), (126, 162635295), (135, 151792942), (189, 108423530), (210, 97581177), (270, 75896471), (315, 65054118), (378, 54211765), (630, 32527059), (945, 21684706), (1890, 10842353), (2851, 7187670), (3803, 5388390), (5702, 3593835), (7606, 2694195), (8553, 2395890), (11409, 1796130), (14255, 1437534), (17106, 1197945), (19015, 1077678), (19957, 1026810), (22818, 898065), (25659, 798630), (26621, 769770), (28510, 718767), (34227, 598710), (38030, 538839), (39914, 513405), (42765, 479178), (51318, 399315), (53242, 384885), (57045, 359226), (59871, 342270), (68454, 299355), (76977, 266210), (79863, 256590), (85530, 239589), (99785, 205362), (102681, 199570), (114090, 179613), (119742, 171135), (128295, 159726), (133105, 153954)]