27720237200

素因数分解:

$2^4\times 5^2\times {\mathrm{31}}^2\times {\mathrm{37}}^1\times {\mathrm{1949}}^1$

素因数の和:2066

約数の個数: 180

約数和(自身を含む): 70711629300

約数和(自身を除く): 42991392100

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 37, 40, 50, 62, 74, 80, 100, 124, 148, 155, 185, 200, 248, 296, 310, 370, 400, 496, 592, 620, 740, 775, 925, 961, 1147, 1240, 1480, 1550, 1850, 1922, 1949, 2294, 2480, 2960, 3100, 3700, 3844, 3898, 4588, 4805, 5735, 6200, 7400, 7688, 7796, 9176, 9610, 9745, 11470, 12400, 14800, 15376, 15592, 18352, 19220, 19490, 22940, 24025, 28675, 31184, 35557, 38440, 38980, 45880, 48050, 48725, 57350, 60419, 71114, 72113, 76880, 77960, 91760, 96100, 97450, 114700, 120838, 142228, 144226, 155920, 177785, 192200, 194900, 229400, 241676, 284456, 288452, 302095, 355570, 360565, 384400, 389800, 458800, 483352, 568912, 576904, 604190, 711140, 721130, 779600, 888925, 966704, 1153808, 1208380, 1422280, 1442260, 1510475, 1777850, 1802825, 1872989, 2235503, 2416760, 2844560, 2884520, 3020950, 3555700, 3605650, 3745978, 4471006, 4833520, 5769040, 6041900, 7111400, 7211300, 7491956, 8942012, 9364945, 11177515, 12083800, 14222800, 14422600, 14983912, 17884024, 18729890, 22355030, 24167600, 28845200, 29967824, 35768048, 37459780, 44710060, 46824725, 55887575, 69300593, 74919560, 89420120, 93649450, 111775150, 138601186, 149839120, 178840240, 187298900, 223550300, 277202372, 346502965, 374597800, 447100600, 554404744, 693005930, 749195600, 894201200, 1108809488, 1386011860, 1732514825, 2772023720, 3465029650, 5544047440, 6930059300, 13860118600, 27720237200]

約数ペア:

[(1, 27720237200), (2, 13860118600), (4, 6930059300), (5, 5544047440), (8, 3465029650), (10, 2772023720), (16, 1732514825), (20, 1386011860), (25, 1108809488), (31, 894201200), (37, 749195600), (40, 693005930), (50, 554404744), (62, 447100600), (74, 374597800), (80, 346502965), (100, 277202372), (124, 223550300), (148, 187298900), (155, 178840240), (185, 149839120), (200, 138601186), (248, 111775150), (296, 93649450), (310, 89420120), (370, 74919560), (400, 69300593), (496, 55887575), (592, 46824725), (620, 44710060), (740, 37459780), (775, 35768048), (925, 29967824), (961, 28845200), (1147, 24167600), (1240, 22355030), (1480, 18729890), (1550, 17884024), (1850, 14983912), (1922, 14422600), (1949, 14222800), (2294, 12083800), (2480, 11177515), (2960, 9364945), (3100, 8942012), (3700, 7491956), (3844, 7211300), (3898, 7111400), (4588, 6041900), (4805, 5769040), (5735, 4833520), (6200, 4471006), (7400, 3745978), (7688, 3605650), (7796, 3555700), (9176, 3020950), (9610, 2884520), (9745, 2844560), (11470, 2416760), (12400, 2235503), (14800, 1872989), (15376, 1802825), (15592, 1777850), (18352, 1510475), (19220, 1442260), (19490, 1422280), (22940, 1208380), (24025, 1153808), (28675, 966704), (31184, 888925), (35557, 779600), (38440, 721130), (38980, 711140), (45880, 604190), (48050, 576904), (48725, 568912), (57350, 483352), (60419, 458800), (71114, 389800), (72113, 384400), (76880, 360565), (77960, 355570), (91760, 302095), (96100, 288452), (97450, 284456), (114700, 241676), (120838, 229400), (142228, 194900), (144226, 192200), (155920, 177785)]