420719957760

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{1021}}^1\times {\mathrm{107309}}^1$

素因数の和:108354

約数の個数: 144

約数和(自身を含む): 1345002936480

約数和(自身を除く): 924282978720

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 160, 192, 240, 256, 320, 384, 480, 640, 768, 960, 1021, 1280, 1920, 2042, 3063, 3840, 4084, 5105, 6126, 8168, 10210, 12252, 15315, 16336, 20420, 24504, 30630, 32672, 40840, 49008, 61260, 65344, 81680, 98016, 107309, 122520, 130688, 163360, 196032, 214618, 245040, 261376, 321927, 326720, 392064, 429236, 490080, 536545, 643854, 653440, 784128, 858472, 980160, 1073090, 1287708, 1306880, 1609635, 1716944, 1960320, 2146180, 2575416, 3219270, 3433888, 3920640, 4292360, 5150832, 6438540, 6867776, 8584720, 10301664, 12877080, 13735552, 17169440, 20603328, 25754160, 27471104, 34338880, 41206656, 51508320, 68677760, 82413312, 103016640, 109562489, 137355520, 206033280, 219124978, 328687467, 412066560, 438249956, 547812445, 657374934, 876499912, 1095624890, 1314749868, 1643437335, 1752999824, 2191249780, 2629499736, 3286874670, 3505999648, 4382499560, 5258999472, 6573749340, 7011999296, 8764999120, 10517998944, 13147498680, 14023998592, 17529998240, 21035997888, 26294997360, 28047997184, 35059996480, 42071995776, 52589994720, 70119992960, 84143991552, 105179989440, 140239985920, 210359978880, 420719957760]

約数ペア:

[(1, 420719957760), (2, 210359978880), (3, 140239985920), (4, 105179989440), (5, 84143991552), (6, 70119992960), (8, 52589994720), (10, 42071995776), (12, 35059996480), (15, 28047997184), (16, 26294997360), (20, 21035997888), (24, 17529998240), (30, 14023998592), (32, 13147498680), (40, 10517998944), (48, 8764999120), (60, 7011999296), (64, 6573749340), (80, 5258999472), (96, 4382499560), (120, 3505999648), (128, 3286874670), (160, 2629499736), (192, 2191249780), (240, 1752999824), (256, 1643437335), (320, 1314749868), (384, 1095624890), (480, 876499912), (640, 657374934), (768, 547812445), (960, 438249956), (1021, 412066560), (1280, 328687467), (1920, 219124978), (2042, 206033280), (3063, 137355520), (3840, 109562489), (4084, 103016640), (5105, 82413312), (6126, 68677760), (8168, 51508320), (10210, 41206656), (12252, 34338880), (15315, 27471104), (16336, 25754160), (20420, 20603328), (24504, 17169440), (30630, 13735552), (32672, 12877080), (40840, 10301664), (49008, 8584720), (61260, 6867776), (65344, 6438540), (81680, 5150832), (98016, 4292360), (107309, 3920640), (122520, 3433888), (130688, 3219270), (163360, 2575416), (196032, 2146180), (214618, 1960320), (245040, 1716944), (261376, 1609635), (321927, 1306880), (326720, 1287708), (392064, 1073090), (429236, 980160), (490080, 858472), (536545, 784128), (643854, 653440)]