21572347680

素因数分解:

$2^5\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{293}}^1$

素因数の和:375

約数の個数: 960

約数和(自身を含む): 90363651840

約数和(自身を除く): 68791304160

約数列:

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766935, 768246, 775008, 788463, 800280, 801648, 808680, 818064, 822744, 868452, 876070, 890720, 901854, 908960, 909765, 914160, 920322, 943920, 949320, 968760, 970416, 1002060, 1022580, 1024328, 1028430, 1051284, 1067040, 1078240, 1085565, 1091718, 1096992, 1132704, 1152369, 1157936, 1202472, 1213020, 1227096, 1234116, 1265760, 1280410, 1291680, 1302678, 1314105, 1336080, 1363440, 1371240, 1401712, 1415880, 1447420, 1455624, 1503090, 1533870, 1536492, 1542645, 1576926, 1600560, 1603296, 1617360, 1636128, 1645488, 1664533, 1736904, 1752140, 1803708, 1819530, 1828320, 1840644, 1887840, 1898640, 1920615, 1937520, 1940832, 1954017, 2004120, 2045160, 2048656, 2056860, 2102568, 2171130, 2183436, 2254635, 2300805, 2304738, 2315872, 2365389, 2404944, 2426040, 2454192, 2468232, 2560820, 2605356, 2628210, 2672160, 2726880, 2729295, 2742480, 2803424, 2831760, 2894840, 2911248, 3006180, 3067740, 3072984, 3085290, 3153852, 3201120, 3234720, 3256695, 3290976, 3329066, 3457107, 3473808, 3504280, 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約数ペア:

[(1, 21572347680), (2, 10786173840), (3, 7190782560), (4, 5393086920), (5, 4314469536), (6, 3595391280), (8, 2696543460), (9, 2396927520), (10, 2157234768), (12, 1797695640), (13, 1659411360), (15, 1438156512), (16, 1348271730), (18, 1198463760), (19, 1135386720), (20, 1078617384), (23, 937928160), (24, 898847820), (26, 829705680), (27, 798975840), (30, 719078256), (32, 674135865), (36, 599231880), (38, 567693360), (39, 553137120), (40, 539308692), (45, 479385504), (46, 468964080), (48, 449423910), (52, 414852840), (54, 399487920), (57, 378462240), (60, 359539128), (65, 331882272), (69, 312642720), (72, 299615940), (76, 283846680), (78, 276568560), (80, 269654346), (81, 266325280), (90, 239692752), (92, 234482040), (95, 227077344), (96, 224711955), (104, 207426420), (108, 199743960), (114, 189231120), (115, 187585632), (117, 184379040), (120, 179769564), (130, 165941136), (135, 159795168), (138, 156321360), (144, 149807970), (152, 141923340), (156, 138284280), (160, 134827173), (162, 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(56160, 384123), (56810, 379728), (57135, 377568), (58995, 365664), (59280, 363906), (59616, 361855), (60651, 355680), (60944, 353970), (61560, 350428), (62928, 342810), (63288, 340860), (64584, 334020), (66690, 323472), (66804, 322920), (67390, 320112), (68172, 316440), (68562, 314640), (69920, 308529), (70320, 306774), (70794, 304720), (71136, 303255), (71760, 300618), (72371, 298080), (74520, 289484), (76180, 283176), (78660, 274248), (79110, 272688), (80028, 269560), (80730, 267216), (80868, 266760), (82080, 262821), (83505, 258336), (84240, 256082), (84384, 255645), (85215, 253152), (86112, 250515), (87607, 246240), (88920, 242604), (89072, 242190), (90896, 237330), (91416, 235980), (94392, 228540), (94932, 227240), (96876, 222680), (99360, 217113), (100035, 215648), (100206, 215280), (101085, 213408), (102258, 210960), (102843, 209760), (104880, 205686), (105480, 204516), (106704, 202170), (107640, 200412), (107824, 200070), (111340, 193752), (113620, 189864), (114270, 188784), (117990, 182832), (118560, 181953), (118665, 181792), (121095, 178144), (121302, 177840), (121888, 176985), (123120, 175214), (125856, 171405), (126576, 170430), (128041, 168480), (129168, 167010), (133380, 161736), (133608, 161460), (134780, 160056), (136344, 158220), (137124, 157320), (140640, 153387), (141588, 152360), (143520, 150309), (144742, 149040)]