20161487775

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^2$

素因数の和:191

約数の個数: 288

約数和(自身を含む): 42880255488

約数和(自身を除く): 22718767713

約数列:

[1, 3, 5, 11, 13, 15, 23, 25, 33, 37, 39, 47, 55, 65, 69, 75, 111, 115, 141, 143, 165, 185, 195, 235, 253, 275, 299, 325, 345, 407, 429, 481, 517, 555, 575, 611, 705, 715, 759, 825, 851, 897, 925, 975, 1081, 1175, 1221, 1265, 1443, 1495, 1551, 1725, 1739, 1833, 2035, 2145, 2209, 2405, 2553, 2585, 2775, 3055, 3243, 3289, 3525, 3575, 3795, 4255, 4485, 5217, 5291, 5405, 6105, 6325, 6627, 6721, 7215, 7475, 7755, 8695, 9165, 9361, 9867, 10175, 10725, 11045, 11063, 11891, 12025, 12765, 12925, 14053, 15275, 15873, 16215, 16445, 18975, 19129, 20163, 21275, 22425, 22607, 24299, 26085, 26455, 27025, 28083, 28717, 30525, 33135, 33189, 33605, 35673, 36075, 38775, 39997, 42159, 43475, 45825, 46805, 49335, 50807, 55225, 55315, 57387, 59455, 63825, 67821, 70265, 72897, 79365, 81075, 81733, 82225, 86151, 95645, 100815, 113035, 119991, 121495, 121693, 130425, 132275, 140415, 143585, 152421, 154583, 165675, 165945, 168025, 178365, 199985, 210795, 234025, 245199, 246675, 248677, 254035, 276575, 286935, 297275, 315887, 339105, 351325, 364485, 365079, 396825, 408665, 430755, 439967, 463749, 478225, 504075, 519961, 558877, 565175, 599955, 607475, 608465, 660491, 702075, 717925, 746031, 762105, 772915, 829725, 891825, 899063, 947661, 999925, 1053975, 1062529, 1225995, 1243385, 1270175, 1319901, 1434675, 1559883, 1579435, 1676631, 1695525, 1822425, 1825395, 1879859, 1981473, 2043325, 2153775, 2199835, 2318745, 2599805, 2697189, 2794385, 2999775, 3042325, 3187587, 3302455, 3730155, 3810525, 3864575, 4495315, 4738305, 5312645, 5639577, 5719571, 6129975, 6216925, 6599505, 7265401, 7799415, 7897175, 8383155, 9126975, 9399295, 9907365, 10999175, 11593725, 11687819, 12999025, 13485945, 13971925, 15937935, 16512275, 17158713, 18650775, 20678449, 21796203, 22476575, 23691525, 24438167, 26563225, 28197885, 28597855, 32997525, 35063457, 36327005, 38997075, 41915775, 46996475, 49536825, 58439095, 62035347, 67429725, 73314501, 79689675, 85793565, 103392245, 108981015, 122190835, 140989425, 142989275, 175317285, 181635025, 268819837, 292195475, 310176735, 366572505, 428967825, 516961225, 544905075, 610954175, 806459511, 876586425, 1344099185, 1550883675, 1832862525, 4032297555, 6720495925, 20161487775]

約数ペア:

[(1, 20161487775), (3, 6720495925), (5, 4032297555), (11, 1832862525), (13, 1550883675), (15, 1344099185), (23, 876586425), (25, 806459511), (33, 610954175), (37, 544905075), (39, 516961225), (47, 428967825), (55, 366572505), (65, 310176735), (69, 292195475), (75, 268819837), (111, 181635025), (115, 175317285), (141, 142989275), (143, 140989425), (165, 122190835), (185, 108981015), (195, 103392245), (235, 85793565), (253, 79689675), (275, 73314501), (299, 67429725), (325, 62035347), (345, 58439095), (407, 49536825), (429, 46996475), (481, 41915775), (517, 38997075), (555, 36327005), (575, 35063457), (611, 32997525), (705, 28597855), (715, 28197885), (759, 26563225), (825, 24438167), (851, 23691525), (897, 22476575), (925, 21796203), (975, 20678449), (1081, 18650775), (1175, 17158713), (1221, 16512275), (1265, 15937935), (1443, 13971925), (1495, 13485945), (1551, 12999025), (1725, 11687819), (1739, 11593725), (1833, 10999175), (2035, 9907365), (2145, 9399295), (2209, 9126975), (2405, 8383155), (2553, 7897175), (2585, 7799415), (2775, 7265401), (3055, 6599505), (3243, 6216925), (3289, 6129975), (3525, 5719571), (3575, 5639577), (3795, 5312645), (4255, 4738305), (4485, 4495315), (5217, 3864575), (5291, 3810525), (5405, 3730155), (6105, 3302455), (6325, 3187587), (6627, 3042325), (6721, 2999775), (7215, 2794385), (7475, 2697189), (7755, 2599805), (8695, 2318745), (9165, 2199835), (9361, 2153775), (9867, 2043325), (10175, 1981473), (10725, 1879859), (11045, 1825395), (11063, 1822425), (11891, 1695525), (12025, 1676631), (12765, 1579435), (12925, 1559883), (14053, 1434675), (15275, 1319901), (15873, 1270175), (16215, 1243385), (16445, 1225995), (18975, 1062529), (19129, 1053975), (20163, 999925), (21275, 947661), (22425, 899063), (22607, 891825), (24299, 829725), (26085, 772915), (26455, 762105), (27025, 746031), (28083, 717925), (28717, 702075), (30525, 660491), (33135, 608465), (33189, 607475), (33605, 599955), (35673, 565175), (36075, 558877), (38775, 519961), (39997, 504075), (42159, 478225), (43475, 463749), (45825, 439967), (46805, 430755), (49335, 408665), (50807, 396825), (55225, 365079), (55315, 364485), (57387, 351325), (59455, 339105), (63825, 315887), (67821, 297275), (70265, 286935), (72897, 276575), (79365, 254035), (81075, 248677), (81733, 246675), (82225, 245199), (86151, 234025), (95645, 210795), (100815, 199985), (113035, 178365), (119991, 168025), (121495, 165945), (121693, 165675), (130425, 154583), (132275, 152421), (140415, 143585)]