1388640543680

素因数分解:

$2^6\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{491}}^1\times {\mathrm{8191}}^1$

素因数の和:8795

約数の個数: 224

約数和(自身を含む): 3611747155968

約数和(自身を除く): 2223106612288

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 32, 40, 52, 64, 65, 80, 83, 104, 130, 160, 166, 208, 260, 320, 332, 415, 416, 491, 520, 664, 830, 832, 982, 1040, 1079, 1328, 1660, 1964, 2080, 2158, 2455, 2656, 3320, 3928, 4160, 4316, 4910, 5312, 5395, 6383, 6640, 7856, 8191, 8632, 9820, 10790, 12766, 13280, 15712, 16382, 17264, 19640, 21580, 25532, 26560, 31424, 31915, 32764, 34528, 39280, 40753, 40955, 43160, 51064, 63830, 65528, 69056, 78560, 81506, 81910, 86320, 102128, 106483, 127660, 131056, 157120, 163012, 163820, 172640, 203765, 204256, 212966, 255320, 262112, 326024, 327640, 345280, 407530, 408512, 425932, 510640, 524224, 529789, 532415, 652048, 655280, 679853, 815060, 851864, 1021280, 1059578, 1064830, 1304096, 1310560, 1359706, 1630120, 1703728, 2042560, 2119156, 2129660, 2608192, 2621120, 2648945, 2719412, 3260240, 3399265, 3407456, 4021781, 4238312, 4259320, 5297890, 5438824, 6520480, 6798530, 6814912, 8043562, 8476624, 8518640, 8838089, 10595780, 10877648, 13040960, 13597060, 16087124, 16953248, 17037280, 17676178, 20108905, 21191560, 21755296, 27194120, 32174248, 33906496, 34074560, 35352356, 40217810, 42383120, 43510592, 44190445, 52283153, 54388240, 64348496, 70704712, 80435620, 84766240, 88380890, 104566306, 108776480, 128696992, 141409424, 160871240, 169532480, 176761780, 209132612, 217552960, 257393984, 261415765, 282818848, 321742480, 333807823, 353523560, 418265224, 522831530, 565637696, 643484960, 667615646, 707047120, 836530448, 1045663060, 1286969920, 1335231292, 1414094240, 1669039115, 1673060896, 2091326120, 2670462584, 2828188480, 3338078230, 3346121792, 4182652240, 4339501699, 5340925168, 6676156460, 8365304480, 8679003398, 10681850336, 13352312920, 16730608960, 17358006796, 21363700672, 21697508495, 26704625840, 34716013592, 43395016990, 53409251680, 69432027184, 86790033980, 106818503360, 138864054368, 173580067960, 277728108736, 347160135920, 694320271840, 1388640543680]

約数ペア:

[(1, 1388640543680), (2, 694320271840), (4, 347160135920), (5, 277728108736), (8, 173580067960), (10, 138864054368), (13, 106818503360), (16, 86790033980), (20, 69432027184), (26, 53409251680), (32, 43395016990), (40, 34716013592), (52, 26704625840), (64, 21697508495), (65, 21363700672), (80, 17358006796), (83, 16730608960), (104, 13352312920), (130, 10681850336), (160, 8679003398), (166, 8365304480), (208, 6676156460), (260, 5340925168), (320, 4339501699), (332, 4182652240), (415, 3346121792), (416, 3338078230), (491, 2828188480), (520, 2670462584), (664, 2091326120), (830, 1673060896), (832, 1669039115), (982, 1414094240), (1040, 1335231292), (1079, 1286969920), (1328, 1045663060), (1660, 836530448), (1964, 707047120), (2080, 667615646), (2158, 643484960), (2455, 565637696), (2656, 522831530), (3320, 418265224), (3928, 353523560), (4160, 333807823), (4316, 321742480), (4910, 282818848), (5312, 261415765), (5395, 257393984), (6383, 217552960), (6640, 209132612), (7856, 176761780), (8191, 169532480), (8632, 160871240), (9820, 141409424), (10790, 128696992), (12766, 108776480), (13280, 104566306), (15712, 88380890), (16382, 84766240), (17264, 80435620), (19640, 70704712), (21580, 64348496), (25532, 54388240), (26560, 52283153), (31424, 44190445), (31915, 43510592), (32764, 42383120), (34528, 40217810), (39280, 35352356), (40753, 34074560), (40955, 33906496), (43160, 32174248), (51064, 27194120), (63830, 21755296), (65528, 21191560), (69056, 20108905), (78560, 17676178), (81506, 17037280), (81910, 16953248), (86320, 16087124), (102128, 13597060), (106483, 13040960), (127660, 10877648), (131056, 10595780), (157120, 8838089), (163012, 8518640), (163820, 8476624), (172640, 8043562), (203765, 6814912), (204256, 6798530), (212966, 6520480), (255320, 5438824), (262112, 5297890), (326024, 4259320), (327640, 4238312), (345280, 4021781), (407530, 3407456), (408512, 3399265), (425932, 3260240), (510640, 2719412), (524224, 2648945), (529789, 2621120), (532415, 2608192), (652048, 2129660), (655280, 2119156), (679853, 2042560), (815060, 1703728), (851864, 1630120), (1021280, 1359706), (1059578, 1310560), (1064830, 1304096)]