8021970

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{73}}^1$

素因数の和:137

約数の個数: 128

約数和(自身を含む): 24295680

約数和(自身を除く): 16273710

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 37, 45, 54, 55, 66, 73, 74, 90, 99, 110, 111, 135, 146, 165, 185, 198, 219, 222, 270, 297, 330, 333, 365, 370, 407, 438, 495, 555, 594, 657, 666, 730, 803, 814, 990, 999, 1095, 1110, 1221, 1314, 1485, 1606, 1665, 1971, 1998, 2035, 2190, 2409, 2442, 2701, 2970, 3285, 3330, 3663, 3942, 4015, 4070, 4818, 4995, 5402, 6105, 6570, 7227, 7326, 8030, 8103, 9855, 9990, 10989, 12045, 12210, 13505, 14454, 16206, 18315, 19710, 21681, 21978, 24090, 24309, 27010, 29711, 36135, 36630, 40515, 43362, 48618, 54945, 59422, 72270, 72927, 81030, 89133, 108405, 109890, 121545, 145854, 148555, 178266, 216810, 243090, 267399, 297110, 364635, 445665, 534798, 729270, 802197, 891330, 1336995, 1604394, 2673990, 4010985, 8021970]

約数ペア:

[(1, 8021970), (2, 4010985), (3, 2673990), (5, 1604394), (6, 1336995), (9, 891330), (10, 802197), (11, 729270), (15, 534798), (18, 445665), (22, 364635), (27, 297110), (30, 267399), (33, 243090), (37, 216810), (45, 178266), (54, 148555), (55, 145854), (66, 121545), (73, 109890), (74, 108405), (90, 89133), (99, 81030), (110, 72927), (111, 72270), (135, 59422), (146, 54945), (165, 48618), (185, 43362), (198, 40515), (219, 36630), (222, 36135), (270, 29711), (297, 27010), (330, 24309), (333, 24090), (365, 21978), (370, 21681), (407, 19710), (438, 18315), (495, 16206), (555, 14454), (594, 13505), (657, 12210), (666, 12045), (730, 10989), (803, 9990), (814, 9855), (990, 8103), (999, 8030), (1095, 7326), (1110, 7227), (1221, 6570), (1314, 6105), (1485, 5402), (1606, 4995), (1665, 4818), (1971, 4070), (1998, 4015), (2035, 3942), (2190, 3663), (2409, 3330), (2442, 3285), (2701, 2970)]