20289041520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2957}}^1$

素因数の和:3120

約数の個数: 320

約数和(自身を含む): 72255089664

約数和(自身を除く): 51966048144

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 23, 24, 30, 33, 40, 44, 46, 48, 55, 60, 66, 69, 80, 88, 92, 110, 113, 115, 120, 132, 138, 165, 176, 184, 220, 226, 230, 240, 253, 264, 276, 330, 339, 345, 368, 440, 452, 460, 506, 528, 552, 565, 660, 678, 690, 759, 880, 904, 920, 1012, 1104, 1130, 1243, 1265, 1320, 1356, 1380, 1518, 1695, 1808, 1840, 2024, 2260, 2486, 2530, 2599, 2640, 2712, 2760, 2957, 3036, 3390, 3729, 3795, 4048, 4520, 4972, 5060, 5198, 5424, 5520, 5914, 6072, 6215, 6780, 7458, 7590, 7797, 8871, 9040, 9944, 10120, 10396, 11828, 12144, 12430, 12995, 13560, 14785, 14916, 15180, 15594, 17742, 18645, 19888, 20240, 20792, 23656, 24860, 25990, 27120, 28589, 29570, 29832, 30360, 31188, 32527, 35484, 37290, 38985, 41584, 44355, 47312, 49720, 51980, 57178, 59140, 59664, 60720, 62376, 65054, 68011, 70968, 74580, 77970, 85767, 88710, 97581, 99440, 103960, 114356, 118280, 124752, 130108, 136022, 141936, 142945, 149160, 155940, 162635, 171534, 177420, 195162, 204033, 207920, 228712, 236560, 260216, 272044, 285890, 298320, 311880, 325270, 334141, 340055, 343068, 354840, 390324, 408066, 428835, 457424, 487905, 520432, 544088, 571780, 623760, 650540, 668282, 680110, 686136, 709680, 748121, 780648, 816132, 857670, 975810, 1002423, 1020165, 1088176, 1143560, 1301080, 1336564, 1360220, 1372272, 1496242, 1561296, 1632264, 1670705, 1715340, 1951620, 2004846, 2040330, 2244363, 2287120, 2602160, 2673128, 2720440, 2992484, 3264528, 3341410, 3430680, 3675551, 3740605, 3903240, 4009692, 4080660, 4488726, 5012115, 5346256, 5440880, 5984968, 6682820, 6861360, 7351102, 7481210, 7685243, 7806480, 8019384, 8161320, 8977452, 10024230, 11026653, 11221815, 11969936, 13365640, 14702204, 14962420, 15370486, 16038768, 16322640, 17954904, 18377755, 20048460, 22053306, 22443630, 23055729, 26731280, 29404408, 29924840, 30740972, 35909808, 36755510, 38426215, 40096920, 44106612, 44887260, 46111458, 55133265, 58808816, 59849680, 61481944, 73511020, 76852430, 80193840, 84537673, 88213224, 89774520, 92222916, 110266530, 115278645, 122963888, 147022040, 153704860, 169075346, 176426448, 179549040, 184445832, 220533060, 230557290, 253613019, 294044080, 307409720, 338150692, 368891664, 422688365, 441066120, 461114580, 507226038, 614819440, 676301384, 845376730, 882132240, 922229160, 1014452076, 1268065095, 1352602768, 1690753460, 1844458320, 2028904152, 2536130190, 3381506920, 4057808304, 5072260380, 6763013840, 10144520760, 20289041520]

約数ペア:

[(1, 20289041520), (2, 10144520760), (3, 6763013840), (4, 5072260380), (5, 4057808304), (6, 3381506920), (8, 2536130190), (10, 2028904152), (11, 1844458320), (12, 1690753460), (15, 1352602768), (16, 1268065095), (20, 1014452076), (22, 922229160), (23, 882132240), (24, 845376730), (30, 676301384), (33, 614819440), (40, 507226038), (44, 461114580), (46, 441066120), (48, 422688365), (55, 368891664), (60, 338150692), (66, 307409720), (69, 294044080), (80, 253613019), (88, 230557290), (92, 220533060), (110, 184445832), (113, 179549040), (115, 176426448), (120, 169075346), (132, 153704860), (138, 147022040), (165, 122963888), (176, 115278645), (184, 110266530), (220, 92222916), (226, 89774520), (230, 88213224), (240, 84537673), (253, 80193840), (264, 76852430), (276, 73511020), (330, 61481944), (339, 59849680), (345, 58808816), (368, 55133265), (440, 46111458), (452, 44887260), (460, 44106612), (506, 40096920), (528, 38426215), (552, 36755510), (565, 35909808), (660, 30740972), (678, 29924840), (690, 29404408), (759, 26731280), (880, 23055729), (904, 22443630), (920, 22053306), (1012, 20048460), (1104, 18377755), (1130, 17954904), (1243, 16322640), (1265, 16038768), (1320, 15370486), (1356, 14962420), (1380, 14702204), (1518, 13365640), (1695, 11969936), (1808, 11221815), (1840, 11026653), (2024, 10024230), (2260, 8977452), (2486, 8161320), (2530, 8019384), (2599, 7806480), (2640, 7685243), (2712, 7481210), (2760, 7351102), (2957, 6861360), (3036, 6682820), (3390, 5984968), (3729, 5440880), (3795, 5346256), (4048, 5012115), (4520, 4488726), (4972, 4080660), (5060, 4009692), (5198, 3903240), (5424, 3740605), (5520, 3675551), (5914, 3430680), (6072, 3341410), (6215, 3264528), (6780, 2992484), (7458, 2720440), (7590, 2673128), (7797, 2602160), (8871, 2287120), (9040, 2244363), (9944, 2040330), (10120, 2004846), (10396, 1951620), (11828, 1715340), (12144, 1670705), (12430, 1632264), (12995, 1561296), (13560, 1496242), (14785, 1372272), (14916, 1360220), (15180, 1336564), (15594, 1301080), (17742, 1143560), (18645, 1088176), (19888, 1020165), (20240, 1002423), (20792, 975810), (23656, 857670), (24860, 816132), (25990, 780648), (27120, 748121), (28589, 709680), (29570, 686136), (29832, 680110), (30360, 668282), (31188, 650540), (32527, 623760), (35484, 571780), (37290, 544088), (38985, 520432), (41584, 487905), (44355, 457424), (47312, 428835), (49720, 408066), (51980, 390324), (57178, 354840), (59140, 343068), (59664, 340055), (60720, 334141), (62376, 325270), (65054, 311880), (68011, 298320), (70968, 285890), (74580, 272044), (77970, 260216), (85767, 236560), (88710, 228712), (97581, 207920), (99440, 204033), (103960, 195162), (114356, 177420), (118280, 171534), (124752, 162635), (130108, 155940), (136022, 149160), (141936, 142945)]