20219858880

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{239}}^1\times {\mathrm{6779}}^1$

素因数の和:7051

約数の個数: 224

約数和(自身を含む): 69435878400

約数和(自身を除く): 49216019520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 130, 156, 160, 192, 195, 208, 239, 240, 260, 312, 320, 390, 416, 478, 480, 520, 624, 717, 780, 832, 956, 960, 1040, 1195, 1248, 1434, 1560, 1912, 2080, 2390, 2496, 2868, 3107, 3120, 3585, 3824, 4160, 4780, 5736, 6214, 6240, 6779, 7170, 7648, 9321, 9560, 11472, 12428, 12480, 13558, 14340, 15296, 15535, 18642, 19120, 20337, 22944, 24856, 27116, 28680, 31070, 33895, 37284, 38240, 40674, 45888, 46605, 49712, 54232, 57360, 62140, 67790, 74568, 76480, 81348, 88127, 93210, 99424, 101685, 108464, 114720, 124280, 135580, 149136, 162696, 176254, 186420, 198848, 203370, 216928, 229440, 248560, 264381, 271160, 298272, 325392, 352508, 372840, 406740, 433856, 440635, 497120, 528762, 542320, 596544, 650784, 705016, 745680, 813480, 881270, 994240, 1057524, 1084640, 1301568, 1321905, 1410032, 1491360, 1620181, 1626960, 1762540, 2115048, 2169280, 2643810, 2820064, 2982720, 3240362, 3253920, 3525080, 4230096, 4860543, 5287620, 5640128, 6480724, 6507840, 7050160, 8100905, 8460192, 9721086, 10575240, 12961448, 14100320, 16201810, 16920384, 19442172, 21062353, 21150480, 24302715, 25922896, 28200640, 32403620, 38884344, 42124706, 42300960, 48605430, 51845792, 63187059, 64807240, 77768688, 84249412, 84601920, 97210860, 103691584, 105311765, 126374118, 129614480, 155537376, 168498824, 194421720, 210623530, 252748236, 259228960, 311074752, 315935295, 336997648, 388843440, 421247060, 505496472, 518457920, 631870590, 673995296, 777686880, 842494120, 1010992944, 1263741180, 1347990592, 1555373760, 1684988240, 2021985888, 2527482360, 3369976480, 4043971776, 5054964720, 6739952960, 10109929440, 20219858880]

約数ペア:

[(1, 20219858880), (2, 10109929440), (3, 6739952960), (4, 5054964720), (5, 4043971776), (6, 3369976480), (8, 2527482360), (10, 2021985888), (12, 1684988240), (13, 1555373760), (15, 1347990592), (16, 1263741180), (20, 1010992944), (24, 842494120), (26, 777686880), (30, 673995296), (32, 631870590), (39, 518457920), (40, 505496472), (48, 421247060), (52, 388843440), (60, 336997648), (64, 315935295), (65, 311074752), (78, 259228960), (80, 252748236), (96, 210623530), (104, 194421720), (120, 168498824), (130, 155537376), (156, 129614480), (160, 126374118), (192, 105311765), (195, 103691584), (208, 97210860), (239, 84601920), (240, 84249412), (260, 77768688), (312, 64807240), (320, 63187059), (390, 51845792), (416, 48605430), (478, 42300960), (480, 42124706), (520, 38884344), (624, 32403620), (717, 28200640), (780, 25922896), (832, 24302715), (956, 21150480), (960, 21062353), (1040, 19442172), (1195, 16920384), (1248, 16201810), (1434, 14100320), (1560, 12961448), (1912, 10575240), (2080, 9721086), (2390, 8460192), (2496, 8100905), (2868, 7050160), (3107, 6507840), (3120, 6480724), (3585, 5640128), (3824, 5287620), (4160, 4860543), (4780, 4230096), (5736, 3525080), (6214, 3253920), (6240, 3240362), (6779, 2982720), (7170, 2820064), (7648, 2643810), (9321, 2169280), (9560, 2115048), (11472, 1762540), (12428, 1626960), (12480, 1620181), (13558, 1491360), (14340, 1410032), (15296, 1321905), (15535, 1301568), (18642, 1084640), (19120, 1057524), (20337, 994240), (22944, 881270), (24856, 813480), (27116, 745680), (28680, 705016), (31070, 650784), (33895, 596544), (37284, 542320), (38240, 528762), (40674, 497120), (45888, 440635), (46605, 433856), (49712, 406740), (54232, 372840), (57360, 352508), (62140, 325392), (67790, 298272), (74568, 271160), (76480, 264381), (81348, 248560), (88127, 229440), (93210, 216928), (99424, 203370), (101685, 198848), (108464, 186420), (114720, 176254), (124280, 162696), (135580, 149136)]