20421465900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{313}}^1\times {\mathrm{1163}}^1$

素因数の和:1521

約数の個数: 288

約数和(自身を含む): 68526114048

約数和(自身を除く): 48104648148

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 17, 20, 22, 25, 30, 33, 34, 44, 50, 51, 55, 60, 66, 68, 75, 85, 100, 102, 110, 132, 150, 165, 170, 187, 204, 220, 255, 275, 300, 313, 330, 340, 374, 425, 510, 550, 561, 626, 660, 748, 825, 850, 935, 939, 1020, 1100, 1122, 1163, 1252, 1275, 1565, 1650, 1700, 1870, 1878, 2244, 2326, 2550, 2805, 3130, 3300, 3443, 3489, 3740, 3756, 4652, 4675, 4695, 5100, 5321, 5610, 5815, 6260, 6886, 6978, 7825, 9350, 9390, 10329, 10642, 11220, 11630, 12793, 13772, 13956, 14025, 15650, 15963, 17215, 17445, 18700, 18780, 19771, 20658, 21284, 23260, 23475, 25586, 26605, 28050, 29075, 31300, 31926, 34430, 34890, 38379, 39542, 41316, 46950, 51172, 51645, 53210, 56100, 58150, 58531, 59313, 63852, 63965, 68860, 69780, 76758, 79084, 79815, 86075, 87225, 93900, 98855, 103290, 106420, 116300, 117062, 118626, 127930, 133025, 153516, 159630, 172150, 174450, 175593, 191895, 197710, 206580, 217481, 234124, 237252, 255860, 258225, 266050, 292655, 296565, 319260, 319825, 344300, 348900, 351186, 364019, 383790, 395420, 399075, 434962, 494275, 516450, 532100, 585310, 593130, 639650, 652443, 702372, 728038, 767580, 798150, 869924, 877965, 959475, 988550, 1032900, 1087405, 1092057, 1170620, 1186260, 1279300, 1304886, 1456076, 1463275, 1482825, 1596300, 1755930, 1820095, 1918950, 1977100, 2174810, 2184114, 2609772, 2926550, 2965650, 3262215, 3511860, 3640190, 3837900, 4004209, 4349620, 4368228, 4389825, 5437025, 5460285, 5853100, 5931300, 6188323, 6524430, 7280380, 8008418, 8779650, 9100475, 10874050, 10920570, 12012627, 12376646, 13048860, 16016836, 16311075, 17559300, 18200950, 18564969, 20021045, 21748100, 21841140, 24025254, 24753292, 27301425, 30941615, 32622150, 36401900, 37129938, 40042090, 48050508, 54602850, 60063135, 61883230, 65244300, 68071553, 74259876, 80084180, 92824845, 100105225, 109205700, 120126270, 123766460, 136143106, 154708075, 185649690, 200210450, 204214659, 240252540, 272286212, 300315675, 309416150, 340357765, 371299380, 400420900, 408429318, 464124225, 600631350, 618832300, 680715530, 816858636, 928248450, 1021073295, 1201262700, 1361431060, 1701788825, 1856496900, 2042146590, 3403577650, 4084293180, 5105366475, 6807155300, 10210732950, 20421465900]

約数ペア:

[(1, 20421465900), (2, 10210732950), (3, 6807155300), (4, 5105366475), (5, 4084293180), (6, 3403577650), (10, 2042146590), (11, 1856496900), (12, 1701788825), (15, 1361431060), (17, 1201262700), (20, 1021073295), (22, 928248450), (25, 816858636), (30, 680715530), (33, 618832300), (34, 600631350), (44, 464124225), (50, 408429318), (51, 400420900), (55, 371299380), (60, 340357765), (66, 309416150), (68, 300315675), (75, 272286212), (85, 240252540), (100, 204214659), (102, 200210450), (110, 185649690), (132, 154708075), (150, 136143106), (165, 123766460), (170, 120126270), (187, 109205700), (204, 100105225), (220, 92824845), (255, 80084180), (275, 74259876), (300, 68071553), (313, 65244300), (330, 61883230), (340, 60063135), (374, 54602850), (425, 48050508), (510, 40042090), (550, 37129938), (561, 36401900), (626, 32622150), (660, 30941615), (748, 27301425), (825, 24753292), (850, 24025254), (935, 21841140), (939, 21748100), (1020, 20021045), (1100, 18564969), (1122, 18200950), (1163, 17559300), (1252, 16311075), (1275, 16016836), (1565, 13048860), (1650, 12376646), (1700, 12012627), (1870, 10920570), (1878, 10874050), (2244, 9100475), (2326, 8779650), (2550, 8008418), (2805, 7280380), (3130, 6524430), (3300, 6188323), (3443, 5931300), (3489, 5853100), (3740, 5460285), (3756, 5437025), (4652, 4389825), (4675, 4368228), (4695, 4349620), (5100, 4004209), (5321, 3837900), (5610, 3640190), (5815, 3511860), (6260, 3262215), (6886, 2965650), (6978, 2926550), (7825, 2609772), (9350, 2184114), (9390, 2174810), (10329, 1977100), (10642, 1918950), (11220, 1820095), (11630, 1755930), (12793, 1596300), (13772, 1482825), (13956, 1463275), (14025, 1456076), (15650, 1304886), (15963, 1279300), (17215, 1186260), (17445, 1170620), (18700, 1092057), (18780, 1087405), (19771, 1032900), (20658, 988550), (21284, 959475), (23260, 877965), (23475, 869924), (25586, 798150), (26605, 767580), (28050, 728038), (29075, 702372), (31300, 652443), (31926, 639650), (34430, 593130), (34890, 585310), (38379, 532100), (39542, 516450), (41316, 494275), (46950, 434962), (51172, 399075), (51645, 395420), (53210, 383790), (56100, 364019), (58150, 351186), (58531, 348900), (59313, 344300), (63852, 319825), (63965, 319260), (68860, 296565), (69780, 292655), (76758, 266050), (79084, 258225), (79815, 255860), (86075, 237252), (87225, 234124), (93900, 217481), (98855, 206580), (103290, 197710), (106420, 191895), (116300, 175593), (117062, 174450), (118626, 172150), (127930, 159630), (133025, 153516)]