1237899840

素因数分解:

$2^6\times 3^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{21139}}^1$

素因数の和:21220

約数の個数: 112

約数和(自身を含む): 3994952640

約数和(自身を除く): 2757052800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 61, 64, 80, 96, 120, 122, 160, 183, 192, 240, 244, 305, 320, 366, 480, 488, 610, 732, 915, 960, 976, 1220, 1464, 1830, 1952, 2440, 2928, 3660, 3904, 4880, 5856, 7320, 9760, 11712, 14640, 19520, 21139, 29280, 42278, 58560, 63417, 84556, 105695, 126834, 169112, 211390, 253668, 317085, 338224, 422780, 507336, 634170, 676448, 845560, 1014672, 1268340, 1289479, 1352896, 1691120, 2029344, 2536680, 2578958, 3382240, 3868437, 4058688, 5073360, 5157916, 6447395, 6764480, 7736874, 10146720, 10315832, 12894790, 15473748, 19342185, 20293440, 20631664, 25789580, 30947496, 38684370, 41263328, 51579160, 61894992, 77368740, 82526656, 103158320, 123789984, 154737480, 206316640, 247579968, 309474960, 412633280, 618949920, 1237899840]

約数ペア:

[(1, 1237899840), (2, 618949920), (3, 412633280), (4, 309474960), (5, 247579968), (6, 206316640), (8, 154737480), (10, 123789984), (12, 103158320), (15, 82526656), (16, 77368740), (20, 61894992), (24, 51579160), (30, 41263328), (32, 38684370), (40, 30947496), (48, 25789580), (60, 20631664), (61, 20293440), (64, 19342185), (80, 15473748), (96, 12894790), (120, 10315832), (122, 10146720), (160, 7736874), (183, 6764480), (192, 6447395), (240, 5157916), (244, 5073360), (305, 4058688), (320, 3868437), (366, 3382240), (480, 2578958), (488, 2536680), (610, 2029344), (732, 1691120), (915, 1352896), (960, 1289479), (976, 1268340), (1220, 1014672), (1464, 845560), (1830, 676448), (1952, 634170), (2440, 507336), (2928, 422780), (3660, 338224), (3904, 317085), (4880, 253668), (5856, 211390), (7320, 169112), (9760, 126834), (11712, 105695), (14640, 84556), (19520, 63417), (21139, 58560), (29280, 42278)]