21557985840

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{127}}^1\times {\mathrm{883}}^1$

素因数の和:1121

約数の個数: 320

約数和(自身を含む): 75766579200

約数和(自身を除く): 54208593360

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 89, 90, 108, 120, 127, 135, 144, 178, 180, 216, 240, 254, 267, 270, 356, 360, 381, 432, 445, 508, 534, 540, 635, 712, 720, 762, 801, 883, 890, 1016, 1068, 1080, 1143, 1270, 1335, 1424, 1524, 1602, 1766, 1780, 1905, 2032, 2136, 2160, 2286, 2403, 2540, 2649, 2670, 3048, 3204, 3429, 3532, 3560, 3810, 4005, 4272, 4415, 4572, 4806, 5080, 5298, 5340, 5715, 6096, 6408, 6858, 7064, 7120, 7620, 7947, 8010, 8830, 9144, 9612, 10160, 10596, 10680, 11303, 11430, 12015, 12816, 13245, 13716, 14128, 15240, 15894, 16020, 17145, 17660, 18288, 19224, 21192, 21360, 22606, 22860, 23841, 24030, 26490, 27432, 30480, 31788, 32040, 33909, 34290, 35320, 38448, 39735, 42384, 45212, 45720, 47682, 48060, 52980, 54864, 56515, 63576, 64080, 67818, 68580, 70640, 78587, 79470, 90424, 91440, 95364, 96120, 101727, 105960, 112141, 113030, 119205, 127152, 135636, 137160, 157174, 158940, 169545, 180848, 190728, 192240, 203454, 211920, 224282, 226060, 235761, 238410, 271272, 274320, 305181, 314348, 317880, 336423, 339090, 381456, 392935, 406908, 448564, 452120, 471522, 476820, 508635, 542544, 560705, 610362, 628696, 635760, 672846, 678180, 707283, 785870, 813816, 897128, 904240, 943044, 953640, 1009269, 1017270, 1121410, 1178805, 1220724, 1257392, 1345692, 1356360, 1414566, 1525905, 1571740, 1627632, 1682115, 1794256, 1886088, 1907280, 2018538, 2034540, 2121849, 2242820, 2357610, 2441448, 2691384, 2712720, 2829132, 3027807, 3051810, 3143480, 3364230, 3536415, 3772176, 4037076, 4069080, 4243698, 4485640, 4715220, 4882896, 5046345, 5382768, 5658264, 6055614, 6103620, 6286960, 6728460, 7072830, 8074152, 8138160, 8487396, 8971280, 9430440, 9980549, 10092690, 10609245, 11316528, 12111228, 12207240, 13456920, 14145660, 15139035, 16148304, 16974792, 18860880, 19961098, 20185380, 21218490, 24222456, 24414480, 26913840, 28291320, 29941647, 30278070, 33949584, 39922196, 40370760, 42436980, 48444912, 49902745, 56582640, 59883294, 60556140, 79844392, 80741520, 84873960, 89824941, 99805490, 119766588, 121112280, 149708235, 159688784, 169747920, 179649882, 199610980, 239533176, 242224560, 269474823, 299416470, 359299764, 399221960, 449124705, 479066352, 538949646, 598832940, 718599528, 798443920, 898249410, 1077899292, 1197665880, 1347374115, 1437199056, 1796498820, 2155798584, 2395331760, 2694748230, 3592997640, 4311597168, 5389496460, 7185995280, 10778992920, 21557985840]

約数ペア:

[(1, 21557985840), (2, 10778992920), (3, 7185995280), (4, 5389496460), (5, 4311597168), (6, 3592997640), (8, 2694748230), (9, 2395331760), (10, 2155798584), (12, 1796498820), (15, 1437199056), (16, 1347374115), (18, 1197665880), (20, 1077899292), (24, 898249410), (27, 798443920), (30, 718599528), (36, 598832940), (40, 538949646), (45, 479066352), (48, 449124705), (54, 399221960), (60, 359299764), (72, 299416470), (80, 269474823), (89, 242224560), (90, 239533176), (108, 199610980), (120, 179649882), (127, 169747920), (135, 159688784), (144, 149708235), (178, 121112280), (180, 119766588), (216, 99805490), (240, 89824941), (254, 84873960), (267, 80741520), (270, 79844392), (356, 60556140), (360, 59883294), (381, 56582640), (432, 49902745), (445, 48444912), (508, 42436980), (534, 40370760), (540, 39922196), (635, 33949584), (712, 30278070), (720, 29941647), (762, 28291320), (801, 26913840), (883, 24414480), (890, 24222456), (1016, 21218490), (1068, 20185380), (1080, 19961098), (1143, 18860880), (1270, 16974792), (1335, 16148304), (1424, 15139035), (1524, 14145660), (1602, 13456920), (1766, 12207240), (1780, 12111228), (1905, 11316528), (2032, 10609245), (2136, 10092690), (2160, 9980549), (2286, 9430440), (2403, 8971280), (2540, 8487396), (2649, 8138160), (2670, 8074152), (3048, 7072830), (3204, 6728460), (3429, 6286960), (3532, 6103620), (3560, 6055614), (3810, 5658264), (4005, 5382768), (4272, 5046345), (4415, 4882896), (4572, 4715220), (4806, 4485640), (5080, 4243698), (5298, 4069080), (5340, 4037076), (5715, 3772176), (6096, 3536415), (6408, 3364230), (6858, 3143480), (7064, 3051810), (7120, 3027807), (7620, 2829132), (7947, 2712720), (8010, 2691384), (8830, 2441448), (9144, 2357610), (9612, 2242820), (10160, 2121849), (10596, 2034540), (10680, 2018538), (11303, 1907280), (11430, 1886088), (12015, 1794256), (12816, 1682115), (13245, 1627632), (13716, 1571740), (14128, 1525905), (15240, 1414566), (15894, 1356360), (16020, 1345692), (17145, 1257392), (17660, 1220724), (18288, 1178805), (19224, 1121410), (21192, 1017270), (21360, 1009269), (22606, 953640), (22860, 943044), (23841, 904240), (24030, 897128), (26490, 813816), (27432, 785870), (30480, 707283), (31788, 678180), (32040, 672846), (33909, 635760), (34290, 628696), (35320, 610362), (38448, 560705), (39735, 542544), (42384, 508635), (45212, 476820), (45720, 471522), (47682, 452120), (48060, 448564), (52980, 406908), (54864, 392935), (56515, 381456), (63576, 339090), (64080, 336423), (67818, 317880), (68580, 314348), (70640, 305181), (78587, 274320), (79470, 271272), (90424, 238410), (91440, 235761), (95364, 226060), (96120, 224282), (101727, 211920), (105960, 203454), (112141, 192240), (113030, 190728), (119205, 180848), (127152, 169545), (135636, 158940), (137160, 157174)]