19887826800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{12433}}^1$

素因数の和:12528

約数の個数: 240

約数和(自身を含む): 67297184768

約数和(自身を除く): 47409357968

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 31, 40, 43, 48, 50, 60, 62, 75, 80, 86, 93, 100, 120, 124, 129, 150, 155, 172, 186, 200, 215, 240, 248, 258, 300, 310, 344, 372, 400, 430, 465, 496, 516, 600, 620, 645, 688, 744, 775, 860, 930, 1032, 1075, 1200, 1240, 1290, 1333, 1488, 1550, 1720, 1860, 2064, 2150, 2325, 2480, 2580, 2666, 3100, 3225, 3440, 3720, 3999, 4300, 4650, 5160, 5332, 6200, 6450, 6665, 7440, 7998, 8600, 9300, 10320, 10664, 12400, 12433, 12900, 13330, 15996, 17200, 18600, 19995, 21328, 24866, 25800, 26660, 31992, 33325, 37200, 37299, 39990, 49732, 51600, 53320, 62165, 63984, 66650, 74598, 79980, 99464, 99975, 106640, 124330, 133300, 149196, 159960, 186495, 198928, 199950, 248660, 266600, 298392, 310825, 319920, 372990, 385423, 399900, 497320, 533200, 534619, 596784, 621650, 745980, 770846, 799800, 932475, 994640, 1069238, 1156269, 1243300, 1491960, 1541692, 1599600, 1603857, 1864950, 1927115, 2138476, 2312538, 2486600, 2673095, 2983920, 3083384, 3207714, 3729900, 3854230, 4276952, 4625076, 4973200, 5346190, 5781345, 6166768, 6415428, 7459800, 7708460, 8019285, 8553904, 9250152, 9635575, 10692380, 11562690, 12830856, 13365475, 14919600, 15416920, 16038570, 16573189, 18500304, 19271150, 21384760, 23125380, 25661712, 26730950, 28906725, 30833840, 32077140, 33146378, 38542300, 40096425, 42769520, 46250760, 49719567, 53461900, 57813450, 64154280, 66292756, 77084600, 80192850, 82865945, 92501520, 99439134, 106923800, 115626900, 128308560, 132585512, 154169200, 160385700, 165731890, 198878268, 213847600, 231253800, 248597835, 265171024, 320771400, 331463780, 397756536, 414329725, 462507600, 497195670, 641542800, 662927560, 795513072, 828659450, 994391340, 1242989175, 1325855120, 1657318900, 1988782680, 2485978350, 3314637800, 3977565360, 4971956700, 6629275600, 9943913400, 19887826800]

約数ペア:

[(1, 19887826800), (2, 9943913400), (3, 6629275600), (4, 4971956700), (5, 3977565360), (6, 3314637800), (8, 2485978350), (10, 1988782680), (12, 1657318900), (15, 1325855120), (16, 1242989175), (20, 994391340), (24, 828659450), (25, 795513072), (30, 662927560), (31, 641542800), (40, 497195670), (43, 462507600), (48, 414329725), (50, 397756536), (60, 331463780), (62, 320771400), (75, 265171024), (80, 248597835), (86, 231253800), (93, 213847600), (100, 198878268), (120, 165731890), (124, 160385700), (129, 154169200), (150, 132585512), (155, 128308560), (172, 115626900), (186, 106923800), (200, 99439134), (215, 92501520), (240, 82865945), (248, 80192850), (258, 77084600), (300, 66292756), (310, 64154280), (344, 57813450), (372, 53461900), (400, 49719567), (430, 46250760), (465, 42769520), (496, 40096425), (516, 38542300), (600, 33146378), (620, 32077140), (645, 30833840), (688, 28906725), (744, 26730950), (775, 25661712), (860, 23125380), (930, 21384760), (1032, 19271150), (1075, 18500304), (1200, 16573189), (1240, 16038570), (1290, 15416920), (1333, 14919600), (1488, 13365475), (1550, 12830856), (1720, 11562690), (1860, 10692380), (2064, 9635575), (2150, 9250152), (2325, 8553904), (2480, 8019285), (2580, 7708460), (2666, 7459800), (3100, 6415428), (3225, 6166768), (3440, 5781345), (3720, 5346190), (3999, 4973200), (4300, 4625076), (4650, 4276952), (5160, 3854230), (5332, 3729900), (6200, 3207714), (6450, 3083384), (6665, 2983920), (7440, 2673095), (7998, 2486600), (8600, 2312538), (9300, 2138476), (10320, 1927115), (10664, 1864950), (12400, 1603857), (12433, 1599600), (12900, 1541692), (13330, 1491960), (15996, 1243300), (17200, 1156269), (18600, 1069238), (19995, 994640), (21328, 932475), (24866, 799800), (25800, 770846), (26660, 745980), (31992, 621650), (33325, 596784), (37200, 534619), (37299, 533200), (39990, 497320), (49732, 399900), (51600, 385423), (53320, 372990), (62165, 319920), (63984, 310825), (66650, 298392), (74598, 266600), (79980, 248660), (99464, 199950), (99975, 198928), (106640, 186495), (124330, 159960), (133300, 149196)]