128883120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1019}}^1$

素因数の和:1083

約数の個数: 160

約数和(自身を含む): 437114880

約数和(自身を除く): 308231760

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 31, 34, 40, 48, 51, 60, 62, 68, 80, 85, 93, 102, 120, 124, 136, 155, 170, 186, 204, 240, 248, 255, 272, 310, 340, 372, 408, 465, 496, 510, 527, 620, 680, 744, 816, 930, 1019, 1020, 1054, 1240, 1360, 1488, 1581, 1860, 2038, 2040, 2108, 2480, 2635, 3057, 3162, 3720, 4076, 4080, 4216, 5095, 5270, 6114, 6324, 7440, 7905, 8152, 8432, 10190, 10540, 12228, 12648, 15285, 15810, 16304, 17323, 20380, 21080, 24456, 25296, 30570, 31589, 31620, 34646, 40760, 42160, 48912, 51969, 61140, 63178, 63240, 69292, 81520, 86615, 94767, 103938, 122280, 126356, 126480, 138584, 157945, 173230, 189534, 207876, 244560, 252712, 259845, 277168, 315890, 346460, 379068, 415752, 473835, 505424, 519690, 537013, 631780, 692920, 758136, 831504, 947670, 1039380, 1074026, 1263560, 1385840, 1516272, 1611039, 1895340, 2078760, 2148052, 2527120, 2685065, 3222078, 3790680, 4157520, 4296104, 5370130, 6444156, 7581360, 8055195, 8592208, 10740260, 12888312, 16110390, 21480520, 25776624, 32220780, 42961040, 64441560, 128883120]

約数ペア:

[(1, 128883120), (2, 64441560), (3, 42961040), (4, 32220780), (5, 25776624), (6, 21480520), (8, 16110390), (10, 12888312), (12, 10740260), (15, 8592208), (16, 8055195), (17, 7581360), (20, 6444156), (24, 5370130), (30, 4296104), (31, 4157520), (34, 3790680), (40, 3222078), (48, 2685065), (51, 2527120), (60, 2148052), (62, 2078760), (68, 1895340), (80, 1611039), (85, 1516272), (93, 1385840), (102, 1263560), (120, 1074026), (124, 1039380), (136, 947670), (155, 831504), (170, 758136), (186, 692920), (204, 631780), (240, 537013), (248, 519690), (255, 505424), (272, 473835), (310, 415752), (340, 379068), (372, 346460), (408, 315890), (465, 277168), (496, 259845), (510, 252712), (527, 244560), (620, 207876), (680, 189534), (744, 173230), (816, 157945), (930, 138584), (1019, 126480), (1020, 126356), (1054, 122280), (1240, 103938), (1360, 94767), (1488, 86615), (1581, 81520), (1860, 69292), (2038, 63240), (2040, 63178), (2108, 61140), (2480, 51969), (2635, 48912), (3057, 42160), (3162, 40760), (3720, 34646), (4076, 31620), (4080, 31589), (4216, 30570), (5095, 25296), (5270, 24456), (6114, 21080), (6324, 20380), (7440, 17323), (7905, 16304), (8152, 15810), (8432, 15285), (10190, 12648), (10540, 12228)]