19889108800

素因数分解:

$2^6\times 5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{5407}}^1$

素因数の和:5470

約数の個数: 252

約数和(自身を含む): 56634847360

約数和(自身を除く): 36745738560

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 19, 20, 22, 25, 32, 38, 40, 44, 50, 55, 64, 76, 80, 88, 95, 100, 110, 121, 152, 160, 176, 190, 200, 209, 220, 242, 275, 304, 320, 352, 380, 400, 418, 440, 475, 484, 550, 605, 608, 704, 760, 800, 836, 880, 950, 968, 1045, 1100, 1210, 1216, 1520, 1600, 1672, 1760, 1900, 1936, 2090, 2200, 2299, 2420, 3025, 3040, 3344, 3520, 3800, 3872, 4180, 4400, 4598, 4840, 5225, 5407, 6050, 6080, 6688, 7600, 7744, 8360, 8800, 9196, 9680, 10450, 10814, 11495, 12100, 13376, 15200, 16720, 17600, 18392, 19360, 20900, 21628, 22990, 24200, 27035, 30400, 33440, 36784, 38720, 41800, 43256, 45980, 48400, 54070, 57475, 59477, 66880, 73568, 83600, 86512, 91960, 96800, 102733, 108140, 114950, 118954, 135175, 147136, 167200, 173024, 183920, 193600, 205466, 216280, 229900, 237908, 270350, 297385, 334400, 346048, 367840, 410932, 432560, 459800, 475816, 513665, 540700, 594770, 654247, 735680, 821864, 865120, 919600, 951632, 1027330, 1081400, 1130063, 1189540, 1308494, 1486925, 1643728, 1730240, 1839200, 1903264, 2054660, 2162800, 2260126, 2379080, 2568325, 2616988, 2973850, 3271235, 3287456, 3678400, 3806528, 4109320, 4325600, 4520252, 4758160, 5136650, 5233976, 5650315, 5947700, 6542470, 6574912, 8218640, 8651200, 9040504, 9516320, 10273300, 10467952, 11300630, 11895400, 12430693, 13084940, 16356175, 16437280, 18081008, 19032640, 20546600, 20935904, 22601260, 23790800, 24861386, 26169880, 28251575, 32712350, 32874560, 36162016, 41093200, 41871808, 45202520, 47581600, 49722772, 52339760, 56503150, 62153465, 65424700, 72324032, 82186400, 90405040, 95163200, 99445544, 104679520, 113006300, 124306930, 130849400, 164372800, 180810080, 198891088, 209359040, 226012600, 248613860, 261698800, 310767325, 361620160, 397782176, 452025200, 497227720, 523397600, 621534650, 795564352, 904050400, 994455440, 1046795200, 1243069300, 1808100800, 1988910880, 2486138600, 3977821760, 4972277200, 9944554400, 19889108800]

約数ペア:

[(1, 19889108800), (2, 9944554400), (4, 4972277200), (5, 3977821760), (8, 2486138600), (10, 1988910880), (11, 1808100800), (16, 1243069300), (19, 1046795200), (20, 994455440), (22, 904050400), (25, 795564352), (32, 621534650), (38, 523397600), (40, 497227720), (44, 452025200), (50, 397782176), (55, 361620160), (64, 310767325), (76, 261698800), (80, 248613860), (88, 226012600), (95, 209359040), (100, 198891088), (110, 180810080), (121, 164372800), (152, 130849400), (160, 124306930), (176, 113006300), (190, 104679520), (200, 99445544), (209, 95163200), (220, 90405040), (242, 82186400), (275, 72324032), (304, 65424700), (320, 62153465), (352, 56503150), (380, 52339760), (400, 49722772), (418, 47581600), (440, 45202520), (475, 41871808), (484, 41093200), (550, 36162016), (605, 32874560), (608, 32712350), (704, 28251575), (760, 26169880), (800, 24861386), (836, 23790800), (880, 22601260), (950, 20935904), (968, 20546600), (1045, 19032640), (1100, 18081008), (1210, 16437280), (1216, 16356175), (1520, 13084940), (1600, 12430693), (1672, 11895400), (1760, 11300630), (1900, 10467952), (1936, 10273300), (2090, 9516320), (2200, 9040504), (2299, 8651200), (2420, 8218640), (3025, 6574912), (3040, 6542470), (3344, 5947700), (3520, 5650315), (3800, 5233976), (3872, 5136650), (4180, 4758160), (4400, 4520252), (4598, 4325600), (4840, 4109320), (5225, 3806528), (5407, 3678400), (6050, 3287456), (6080, 3271235), (6688, 2973850), (7600, 2616988), (7744, 2568325), (8360, 2379080), (8800, 2260126), (9196, 2162800), (9680, 2054660), (10450, 1903264), (10814, 1839200), (11495, 1730240), (12100, 1643728), (13376, 1486925), (15200, 1308494), (16720, 1189540), (17600, 1130063), (18392, 1081400), (19360, 1027330), (20900, 951632), (21628, 919600), (22990, 865120), (24200, 821864), (27035, 735680), (30400, 654247), (33440, 594770), (36784, 540700), (38720, 513665), (41800, 475816), (43256, 459800), (45980, 432560), (48400, 410932), (54070, 367840), (57475, 346048), (59477, 334400), (66880, 297385), (73568, 270350), (83600, 237908), (86512, 229900), (91960, 216280), (96800, 205466), (102733, 193600), (108140, 183920), (114950, 173024), (118954, 167200), (135175, 147136)]