21555431640

素因数分解:

$2^3\times 3^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{96419}}^1$

素因数の和:96468

約数の個数: 192

約数和(自身を含む): 75809260800

約数和(自身を除く): 54253829160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 23, 24, 27, 30, 36, 40, 45, 46, 54, 60, 69, 72, 81, 90, 92, 108, 115, 120, 135, 138, 162, 180, 184, 207, 216, 230, 243, 270, 276, 324, 345, 360, 405, 414, 460, 486, 540, 552, 621, 648, 690, 810, 828, 920, 972, 1035, 1080, 1215, 1242, 1380, 1620, 1656, 1863, 1944, 2070, 2430, 2484, 2760, 3105, 3240, 3726, 4140, 4860, 4968, 5589, 6210, 7452, 8280, 9315, 9720, 11178, 12420, 14904, 18630, 22356, 24840, 27945, 37260, 44712, 55890, 74520, 96419, 111780, 192838, 223560, 289257, 385676, 482095, 578514, 771352, 867771, 964190, 1157028, 1446285, 1735542, 1928380, 2217637, 2314056, 2603313, 2892570, 3471084, 3856760, 4338855, 4435274, 5206626, 5785140, 6652911, 6942168, 7809939, 8677710, 8870548, 10413252, 11088185, 11570280, 13016565, 13305822, 15619878, 17355420, 17741096, 19958733, 20826504, 22176370, 23429817, 26033130, 26611644, 31239756, 33264555, 34710840, 39049695, 39917466, 44352740, 46859634, 52066260, 53223288, 59876199, 62479512, 66529110, 78099390, 79834932, 88705480, 93719268, 99793665, 104132520, 117149085, 119752398, 133058220, 156198780, 159669864, 179628597, 187438536, 199587330, 234298170, 239504796, 266116440, 299380995, 312397560, 359257194, 399174660, 468596340, 479009592, 538885791, 598761990, 718514388, 798349320, 898142985, 937192680, 1077771582, 1197523980, 1437028776, 1796285970, 2155543164, 2395047960, 2694428955, 3592571940, 4311086328, 5388857910, 7185143880, 10777715820, 21555431640]

約数ペア:

[(1, 21555431640), (2, 10777715820), (3, 7185143880), (4, 5388857910), (5, 4311086328), (6, 3592571940), (8, 2694428955), (9, 2395047960), (10, 2155543164), (12, 1796285970), (15, 1437028776), (18, 1197523980), (20, 1077771582), (23, 937192680), (24, 898142985), (27, 798349320), (30, 718514388), (36, 598761990), (40, 538885791), (45, 479009592), (46, 468596340), (54, 399174660), (60, 359257194), (69, 312397560), (72, 299380995), (81, 266116440), (90, 239504796), (92, 234298170), (108, 199587330), (115, 187438536), (120, 179628597), (135, 159669864), (138, 156198780), (162, 133058220), (180, 119752398), (184, 117149085), (207, 104132520), (216, 99793665), (230, 93719268), (243, 88705480), (270, 79834932), (276, 78099390), (324, 66529110), (345, 62479512), (360, 59876199), (405, 53223288), (414, 52066260), (460, 46859634), (486, 44352740), (540, 39917466), (552, 39049695), (621, 34710840), (648, 33264555), (690, 31239756), (810, 26611644), (828, 26033130), (920, 23429817), (972, 22176370), (1035, 20826504), (1080, 19958733), (1215, 17741096), (1242, 17355420), (1380, 15619878), (1620, 13305822), (1656, 13016565), (1863, 11570280), (1944, 11088185), (2070, 10413252), (2430, 8870548), (2484, 8677710), (2760, 7809939), (3105, 6942168), (3240, 6652911), (3726, 5785140), (4140, 5206626), (4860, 4435274), (4968, 4338855), (5589, 3856760), (6210, 3471084), (7452, 2892570), (8280, 2603313), (9315, 2314056), (9720, 2217637), (11178, 1928380), (12420, 1735542), (14904, 1446285), (18630, 1157028), (22356, 964190), (24840, 867771), (27945, 771352), (37260, 578514), (44712, 482095), (55890, 385676), (74520, 289257), (96419, 223560), (111780, 192838)]